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Finding the Fourth Proportional to 357,437.68, 536,279.54 and 224,161.90

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Solution

The fourth proportional to 357,437.68, 536,279.54 and 224,161.90 is: 336,320.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,437.68 : 536,279.54 = 224,161.90 : x
  2. Step 2: Convert to fraction form
    357,437.68/536,279.54 = 224,161.90/x
  3. Step 3: Cross multiply
    357,437.68x = 536,279.54 × 224,161.90
  4. Step 4: Simplify right side
    357,437.68x = 120,213,438,156.02
  5. Step 5: Solve for x
    x = 120,213,438,156.02/357,437.68
  6. Step 6: Final answer
    x = 336,320.00

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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.