Home / 1,087,205.10-1,630,807.65-376,997.10

Finding the Fourth Proportional to 1,087,205.10, 1,630,807.65 and 376,997.10

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Solution

The fourth proportional to 1,087,205.10, 1,630,807.65 and 376,997.10 is: 565,495.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,205.10 : 1,630,807.65 = 376,997.10 : x
  2. Step 2: Convert to fraction form
    1,087,205.10/1,630,807.65 = 376,997.10/x
  3. Step 3: Cross multiply
    1,087,205.10x = 1,630,807.65 × 376,997.10
  4. Step 4: Simplify right side
    1,087,205.10x = 614,809,754,707.82
  5. Step 5: Solve for x
    x = 614,809,754,707.82/1,087,205.10
  6. Step 6: Final answer
    x = 565,495.65

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.