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Finding the Fourth Proportional to 522,332.59, 783,597.23 and 372,200.44

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Solution

The fourth proportional to 522,332.59, 783,597.23 and 372,200.44 is: 558,370.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,332.59 : 783,597.23 = 372,200.44 : x
  2. Step 2: Convert to fraction form
    522,332.59/783,597.23 = 372,200.44/x
  3. Step 3: Cross multiply
    522,332.59x = 783,597.23 × 372,200.44
  4. Step 4: Simplify right side
    522,332.59x = 291,655,228,009.79
  5. Step 5: Solve for x
    x = 291,655,228,009.79/522,332.59
  6. Step 6: Final answer
    x = 558,370.73

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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.