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Finding the Fourth Proportional to 437,602.38, 656,652.54 and 349,416.27

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Solution

The fourth proportional to 437,602.38, 656,652.54 and 349,416.27 is: 524,323.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,602.38 : 656,652.54 = 349,416.27 : x
  2. Step 2: Convert to fraction form
    437,602.38/656,652.54 = 349,416.27/x
  3. Step 3: Cross multiply
    437,602.38x = 656,652.54 × 349,416.27
  4. Step 4: Simplify right side
    437,602.38x = 229,445,081,212.83
  5. Step 5: Solve for x
    x = 229,445,081,212.83/437,602.38
  6. Step 6: Final answer
    x = 524,323.20

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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.