Home / 754,346.74-1,132,627.38-471,243.64

Finding the Fourth Proportional to 754,346.74, 1,132,627.38 and 471,243.64

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Solution

The fourth proportional to 754,346.74, 1,132,627.38 and 471,243.64 is: 707,557.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,346.74 : 1,132,627.38 = 471,243.64 : x
  2. Step 2: Convert to fraction form
    754,346.74/1,132,627.38 = 471,243.64/x
  3. Step 3: Cross multiply
    754,346.74x = 1,132,627.38 × 471,243.64
  4. Step 4: Simplify right side
    754,346.74x = 533,743,452,497.81
  5. Step 5: Solve for x
    x = 533,743,452,497.81/754,346.74
  6. Step 6: Final answer
    x = 707,557.18

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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.