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Finding the Fourth Proportional to 522,333.59, 783,598.73 and 372,201.44

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Solution

The fourth proportional to 522,333.59, 783,598.73 and 372,201.44 is: 558,372.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,333.59 : 783,598.73 = 372,201.44 : x
  2. Step 2: Convert to fraction form
    522,333.59/783,598.73 = 372,201.44/x
  3. Step 3: Cross multiply
    522,333.59x = 783,598.73 × 372,201.44
  4. Step 4: Simplify right side
    522,333.59x = 291,656,575,688.17
  5. Step 5: Solve for x
    x = 291,656,575,688.17/522,333.59
  6. Step 6: Final answer
    x = 558,372.24

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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.