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Finding the Fourth Proportional to 364,279.52, 546,088.50 and 127,493.04

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Solution

The fourth proportional to 364,279.52, 546,088.50 and 127,493.04 is: 191,123.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,279.52 : 546,088.50 = 127,493.04 : x
  2. Step 2: Convert to fraction form
    364,279.52/546,088.50 = 127,493.04/x
  3. Step 3: Cross multiply
    364,279.52x = 546,088.50 × 127,493.04
  4. Step 4: Simplify right side
    364,279.52x = 69,622,482,974.04
  5. Step 5: Solve for x
    x = 69,622,482,974.04/364,279.52
  6. Step 6: Final answer
    x = 191,123.79

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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.