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Finding the Fourth Proportional to 577,041.54, 865,453.58 and 156,262.02

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Solution

The fourth proportional to 577,041.54, 865,453.58 and 156,262.02 is: 234,363.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,041.54 : 865,453.58 = 156,262.02 : x
  2. Step 2: Convert to fraction form
    577,041.54/865,453.58 = 156,262.02/x
  3. Step 3: Cross multiply
    577,041.54x = 865,453.58 × 156,262.02
  4. Step 4: Simplify right side
    577,041.54x = 135,237,523,845.72
  5. Step 5: Solve for x
    x = 135,237,523,845.72/577,041.54
  6. Step 6: Final answer
    x = 234,363.58

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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.