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Finding the Fourth Proportional to 559,663.95, 839,248.25 and 160,213.71

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Solution

The fourth proportional to 559,663.95, 839,248.25 and 160,213.71 is: 240,249.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,663.95 : 839,248.25 = 160,213.71 : x
  2. Step 2: Convert to fraction form
    559,663.95/839,248.25 = 160,213.71/x
  3. Step 3: Cross multiply
    559,663.95x = 839,248.25 × 160,213.71
  4. Step 4: Simplify right side
    559,663.95x = 134,459,074,942.44
  5. Step 5: Solve for x
    x = 134,459,074,942.44/559,663.95
  6. Step 6: Final answer
    x = 240,249.66

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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.