Home / 971,657.34-1,340,889.21-541,965.06

Finding the Fourth Proportional to 971,657.34, 1,340,889.21 and 541,965.06

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Solution

The fourth proportional to 971,657.34, 1,340,889.21 and 541,965.06 is: 747,912.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,657.34 : 1,340,889.21 = 541,965.06 : x
  2. Step 2: Convert to fraction form
    971,657.34/1,340,889.21 = 541,965.06/x
  3. Step 3: Cross multiply
    971,657.34x = 1,340,889.21 × 541,965.06
  4. Step 4: Simplify right side
    971,657.34x = 726,715,101,151.00
  5. Step 5: Solve for x
    x = 726,715,101,151.00/971,657.34
  6. Step 6: Final answer
    x = 747,912.94

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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.