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Finding the Fourth Proportional to 559,662.39, 839,490.17 and 160,303.91

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Solution

The fourth proportional to 559,662.39, 839,490.17 and 160,303.91 is: 240,454.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,662.39 : 839,490.17 = 160,303.91 : x
  2. Step 2: Convert to fraction form
    559,662.39/839,490.17 = 160,303.91/x
  3. Step 3: Cross multiply
    559,662.39x = 839,490.17 × 160,303.91
  4. Step 4: Simplify right side
    559,662.39x = 134,573,551,658.59
  5. Step 5: Solve for x
    x = 134,573,551,658.59/559,662.39
  6. Step 6: Final answer
    x = 240,454.88

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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.