Home / 971,708.27-1,340,953.92-541,988.06

Finding the Fourth Proportional to 971,708.27, 1,340,953.92 and 541,988.06

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Solution

The fourth proportional to 971,708.27, 1,340,953.92 and 541,988.06 is: 747,941.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,708.27 : 1,340,953.92 = 541,988.06 : x
  2. Step 2: Convert to fraction form
    971,708.27/1,340,953.92 = 541,988.06/x
  3. Step 3: Cross multiply
    971,708.27x = 1,340,953.92 × 541,988.06
  4. Step 4: Simplify right side
    971,708.27x = 726,781,006,945.43
  5. Step 5: Solve for x
    x = 726,781,006,945.43/971,708.27
  6. Step 6: Final answer
    x = 747,941.57

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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.