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Finding the Fourth Proportional to 355,877.98, 533,264.01 and 224,273.50

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Solution

The fourth proportional to 355,877.98, 533,264.01 and 224,273.50 is: 336,061.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,877.98 : 533,264.01 = 224,273.50 : x
  2. Step 2: Convert to fraction form
    355,877.98/533,264.01 = 224,273.50/x
  3. Step 3: Cross multiply
    355,877.98x = 533,264.01 × 224,273.50
  4. Step 4: Simplify right side
    355,877.98x = 119,596,985,946.74
  5. Step 5: Solve for x
    x = 119,596,985,946.74/355,877.98
  6. Step 6: Final answer
    x = 336,061.78

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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.