Home / 955,062.82-1,318,173.85-547,437.61

Finding the Fourth Proportional to 955,062.82, 1,318,173.85 and 547,437.61

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Solution

The fourth proportional to 955,062.82, 1,318,173.85 and 547,437.61 is: 755,571.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,062.82 : 1,318,173.85 = 547,437.61 : x
  2. Step 2: Convert to fraction form
    955,062.82/1,318,173.85 = 547,437.61/x
  3. Step 3: Cross multiply
    955,062.82x = 1,318,173.85 × 547,437.61
  4. Step 4: Simplify right side
    955,062.82x = 721,617,948,047.88
  5. Step 5: Solve for x
    x = 721,617,948,047.88/955,062.82
  6. Step 6: Final answer
    x = 755,571.18

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1.5x scale

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.