Home / 979,398.18-1,350,665.82-652,898.52

Finding the Fourth Proportional to 979,398.18, 1,350,665.82 and 652,898.52

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Solution

The fourth proportional to 979,398.18, 1,350,665.82 and 652,898.52 is: 900,397.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,398.18 : 1,350,665.82 = 652,898.52 : x
  2. Step 2: Convert to fraction form
    979,398.18/1,350,665.82 = 652,898.52/x
  3. Step 3: Cross multiply
    979,398.18x = 1,350,665.82 × 652,898.52
  4. Step 4: Simplify right side
    979,398.18x = 881,847,714,892.59
  5. Step 5: Solve for x
    x = 881,847,714,892.59/979,398.18
  6. Step 6: Final answer
    x = 900,397.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.