Home / 975,832.79-1,347,475.89-613,373.38

Finding the Fourth Proportional to 975,832.79, 1,347,475.89 and 613,373.38

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Solution

The fourth proportional to 975,832.79, 1,347,475.89 and 613,373.38 is: 846,974.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,832.79 : 1,347,475.89 = 613,373.38 : x
  2. Step 2: Convert to fraction form
    975,832.79/1,347,475.89 = 613,373.38/x
  3. Step 3: Cross multiply
    975,832.79x = 1,347,475.89 × 613,373.38
  4. Step 4: Simplify right side
    975,832.79x = 826,505,840,049.27
  5. Step 5: Solve for x
    x = 826,505,840,049.27/975,832.79
  6. Step 6: Final answer
    x = 846,974.86

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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.