Home / 949,686.80-1,310,692.96-541,695.20

Finding the Fourth Proportional to 949,686.80, 1,310,692.96 and 541,695.20

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Solution

The fourth proportional to 949,686.80, 1,310,692.96 and 541,695.20 is: 747,610.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,686.80 : 1,310,692.96 = 541,695.20 : x
  2. Step 2: Convert to fraction form
    949,686.80/1,310,692.96 = 541,695.20/x
  3. Step 3: Cross multiply
    949,686.80x = 1,310,692.96 × 541,695.20
  4. Step 4: Simplify right side
    949,686.80x = 709,996,085,105.79
  5. Step 5: Solve for x
    x = 709,996,085,105.79/949,686.80
  6. Step 6: Final answer
    x = 747,610.78

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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.