Home / 658,103.96-987,156.14-237,379.83

Finding the Fourth Proportional to 658,103.96, 987,156.14 and 237,379.83

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Solution

The fourth proportional to 658,103.96, 987,156.14 and 237,379.83 is: 356,069.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,103.96 : 987,156.14 = 237,379.83 : x
  2. Step 2: Convert to fraction form
    658,103.96/987,156.14 = 237,379.83/x
  3. Step 3: Cross multiply
    658,103.96x = 987,156.14 × 237,379.83
  4. Step 4: Simplify right side
    658,103.96x = 234,330,955,509.76
  5. Step 5: Solve for x
    x = 234,330,955,509.76/658,103.96
  6. Step 6: Final answer
    x = 356,069.82

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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.