Home / 917,174.96-1,375,294-538,834.76

Finding the Fourth Proportional to 917,174.96, 1,375,294 and 538,834.76

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Solution

The fourth proportional to 917,174.96, 1,375,294 and 538,834.76 is: 807,976.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,174.96 : 1,375,294 = 538,834.76 : x
  2. Step 2: Convert to fraction form
    917,174.96/1,375,294 = 538,834.76/x
  3. Step 3: Cross multiply
    917,174.96x = 1,375,294 × 538,834.76
  4. Step 4: Simplify right side
    917,174.96x = 741,056,212,419.44
  5. Step 5: Solve for x
    x = 741,056,212,419.44/917,174.96
  6. Step 6: Final answer
    x = 807,976.93

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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.