Home / 1,100,042.94-1,650,065.72-301,331.36

Finding the Fourth Proportional to 1,100,042.94, 1,650,065.72 and 301,331.36

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Solution

The fourth proportional to 1,100,042.94, 1,650,065.72 and 301,331.36 is: 451,997.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,042.94 : 1,650,065.72 = 301,331.36 : x
  2. Step 2: Convert to fraction form
    1,100,042.94/1,650,065.72 = 301,331.36/x
  3. Step 3: Cross multiply
    1,100,042.94x = 1,650,065.72 × 301,331.36
  4. Step 4: Simplify right side
    1,100,042.94x = 497,216,547,496.98
  5. Step 5: Solve for x
    x = 497,216,547,496.98/1,100,042.94
  6. Step 6: Final answer
    x = 451,997.40

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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.