Home / 747,792.12-1,031,795.46-475,761

Finding the Fourth Proportional to 747,792.12, 1,031,795.46 and 475,761

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Solution

The fourth proportional to 747,792.12, 1,031,795.46 and 475,761 is: 656,449.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,792.12 : 1,031,795.46 = 475,761 : x
  2. Step 2: Convert to fraction form
    747,792.12/1,031,795.46 = 475,761/x
  3. Step 3: Cross multiply
    747,792.12x = 1,031,795.46 × 475,761
  4. Step 4: Simplify right side
    747,792.12x = 490,888,039,845.06
  5. Step 5: Solve for x
    x = 490,888,039,845.06/747,792.12
  6. Step 6: Final answer
    x = 656,449.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.