Home / 971,710.52-1,340,957.03-541,990.31

Finding the Fourth Proportional to 971,710.52, 1,340,957.03 and 541,990.31

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Solution

The fourth proportional to 971,710.52, 1,340,957.03 and 541,990.31 is: 747,944.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,710.52 : 1,340,957.03 = 541,990.31 : x
  2. Step 2: Convert to fraction form
    971,710.52/1,340,957.03 = 541,990.31/x
  3. Step 3: Cross multiply
    971,710.52x = 1,340,957.03 × 541,990.31
  4. Step 4: Simplify right side
    971,710.52x = 726,785,706,971.64
  5. Step 5: Solve for x
    x = 726,785,706,971.64/971,710.52
  6. Step 6: Final answer
    x = 747,944.68

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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.