Home / 658,109.25-987,164.01-237,385.08

Finding the Fourth Proportional to 658,109.25, 987,164.01 and 237,385.08

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Solution

The fourth proportional to 658,109.25, 987,164.01 and 237,385.08 is: 356,077.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,109.25 : 987,164.01 = 237,385.08 : x
  2. Step 2: Convert to fraction form
    658,109.25/987,164.01 = 237,385.08/x
  3. Step 3: Cross multiply
    658,109.25x = 987,164.01 × 237,385.08
  4. Step 4: Simplify right side
    658,109.25x = 234,338,007,486.97
  5. Step 5: Solve for x
    x = 234,338,007,486.97/658,109.25
  6. Step 6: Final answer
    x = 356,077.67

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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.