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Finding the Fourth Proportional to 559,735.88, 839,735.03 and 185,758.88

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Solution

The fourth proportional to 559,735.88, 839,735.03 and 185,758.88 is: 278,681.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,735.88 : 839,735.03 = 185,758.88 : x
  2. Step 2: Convert to fraction form
    559,735.88/839,735.03 = 185,758.88/x
  3. Step 3: Cross multiply
    559,735.88x = 839,735.03 × 185,758.88
  4. Step 4: Simplify right side
    559,735.88x = 155,988,234,935.29
  5. Step 5: Solve for x
    x = 155,988,234,935.29/559,735.88
  6. Step 6: Final answer
    x = 278,681.86

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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.