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Finding the Fourth Proportional to 437,553.63, 656,740.08 and 269,402.22

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Solution

The fourth proportional to 437,553.63, 656,740.08 and 269,402.22 is: 404,355.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,553.63 : 656,740.08 = 269,402.22 : x
  2. Step 2: Convert to fraction form
    437,553.63/656,740.08 = 269,402.22/x
  3. Step 3: Cross multiply
    437,553.63x = 656,740.08 × 269,402.22
  4. Step 4: Simplify right side
    437,553.63x = 176,927,235,514.98
  5. Step 5: Solve for x
    x = 176,927,235,514.98/437,553.63
  6. Step 6: Final answer
    x = 404,355.54

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1.5x scale

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.