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Finding the Fourth Proportional to 384,831.98, 577,003.44 and 337,542.02

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Solution

The fourth proportional to 384,831.98, 577,003.44 and 337,542.02 is: 506,098.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,831.98 : 577,003.44 = 337,542.02 : x
  2. Step 2: Convert to fraction form
    384,831.98/577,003.44 = 337,542.02/x
  3. Step 3: Cross multiply
    384,831.98x = 577,003.44 × 337,542.02
  4. Step 4: Simplify right side
    384,831.98x = 194,762,907,229.08
  5. Step 5: Solve for x
    x = 194,762,907,229.08/384,831.98
  6. Step 6: Final answer
    x = 506,098.55

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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.