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Finding the Fourth Proportional to 539,003.52, 743,451.78 and 437,033.22

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Solution

The fourth proportional to 539,003.52, 743,451.78 and 437,033.22 is: 602,803.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,003.52 : 743,451.78 = 437,033.22 : x
  2. Step 2: Convert to fraction form
    539,003.52/743,451.78 = 437,033.22/x
  3. Step 3: Cross multiply
    539,003.52x = 743,451.78 × 437,033.22
  4. Step 4: Simplify right side
    539,003.52x = 324,913,125,328.13
  5. Step 5: Solve for x
    x = 324,913,125,328.13/539,003.52
  6. Step 6: Final answer
    x = 602,803.35

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1.5x scale

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.