Home / 971,666.07-1,340,901.05-541,974.03

Finding the Fourth Proportional to 971,666.07, 1,340,901.05 and 541,974.03

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Solution

The fourth proportional to 971,666.07, 1,340,901.05 and 541,974.03 is: 747,925.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,666.07 : 1,340,901.05 = 541,974.03 : x
  2. Step 2: Convert to fraction form
    971,666.07/1,340,901.05 = 541,974.03/x
  3. Step 3: Cross multiply
    971,666.07x = 1,340,901.05 × 541,974.03
  4. Step 4: Simplify right side
    971,666.07x = 726,733,543,189.86
  5. Step 5: Solve for x
    x = 726,733,543,189.86/971,666.07
  6. Step 6: Final answer
    x = 747,925.20

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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.