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Finding the Fourth Proportional to 373,343.82, 559,840.59 and 136,520.88

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Solution

The fourth proportional to 373,343.82, 559,840.59 and 136,520.88 is: 204,717.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,343.82 : 559,840.59 = 136,520.88 : x
  2. Step 2: Convert to fraction form
    373,343.82/559,840.59 = 136,520.88/x
  3. Step 3: Cross multiply
    373,343.82x = 559,840.59 × 136,520.88
  4. Step 4: Simplify right side
    373,343.82x = 76,429,930,006.52
  5. Step 5: Solve for x
    x = 76,429,930,006.52/373,343.82
  6. Step 6: Final answer
    x = 204,717.28

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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.