Home / 981,827.28-1,354,913.13-552,098.25

Finding the Fourth Proportional to 981,827.28, 1,354,913.13 and 552,098.25

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Solution

The fourth proportional to 981,827.28, 1,354,913.13 and 552,098.25 is: 761,890.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,827.28 : 1,354,913.13 = 552,098.25 : x
  2. Step 2: Convert to fraction form
    981,827.28/1,354,913.13 = 552,098.25/x
  3. Step 3: Cross multiply
    981,827.28x = 1,354,913.13 × 552,098.25
  4. Step 4: Simplify right side
    981,827.28x = 748,045,167,975.02
  5. Step 5: Solve for x
    x = 748,045,167,975.02/981,827.28
  6. Step 6: Final answer
    x = 761,890.80

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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.