Home / 1,028,438.10-1,542,657.15-496,997.10

Finding the Fourth Proportional to 1,028,438.10, 1,542,657.15 and 496,997.10

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Solution

The fourth proportional to 1,028,438.10, 1,542,657.15 and 496,997.10 is: 745,495.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,438.10 : 1,542,657.15 = 496,997.10 : x
  2. Step 2: Convert to fraction form
    1,028,438.10/1,542,657.15 = 496,997.10/x
  3. Step 3: Cross multiply
    1,028,438.10x = 1,542,657.15 × 496,997.10
  4. Step 4: Simplify right side
    1,028,438.10x = 766,696,129,844.27
  5. Step 5: Solve for x
    x = 766,696,129,844.27/1,028,438.10
  6. Step 6: Final answer
    x = 745,495.65

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Double scale
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Similar ratio
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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.