Home / 937,008.30-1,405,512.45-338,061.90

Finding the Fourth Proportional to 937,008.30, 1,405,512.45 and 338,061.90

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Solution

The fourth proportional to 937,008.30, 1,405,512.45 and 338,061.90 is: 507,092.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,008.30 : 1,405,512.45 = 338,061.90 : x
  2. Step 2: Convert to fraction form
    937,008.30/1,405,512.45 = 338,061.90/x
  3. Step 3: Cross multiply
    937,008.30x = 1,405,512.45 × 338,061.90
  4. Step 4: Simplify right side
    937,008.30x = 475,150,209,320.66
  5. Step 5: Solve for x
    x = 475,150,209,320.66/937,008.30
  6. Step 6: Final answer
    x = 507,092.85

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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.