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Finding the Fourth Proportional to 539,163.06, 744,047.52 and 297,445.52

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Solution

The fourth proportional to 539,163.06, 744,047.52 and 297,445.52 is: 410,476.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,163.06 : 744,047.52 = 297,445.52 : x
  2. Step 2: Convert to fraction form
    539,163.06/744,047.52 = 297,445.52/x
  3. Step 3: Cross multiply
    539,163.06x = 744,047.52 × 297,445.52
  4. Step 4: Simplify right side
    539,163.06x = 221,313,601,491.11
  5. Step 5: Solve for x
    x = 221,313,601,491.11/539,163.06
  6. Step 6: Final answer
    x = 410,476.20

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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.