Home / 981,646.22-1,354,506.72-546,006.76

Finding the Fourth Proportional to 981,646.22, 1,354,506.72 and 546,006.76

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Solution

The fourth proportional to 981,646.22, 1,354,506.72 and 546,006.76 is: 753,397.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,646.22 : 1,354,506.72 = 546,006.76 : x
  2. Step 2: Convert to fraction form
    981,646.22/1,354,506.72 = 546,006.76/x
  3. Step 3: Cross multiply
    981,646.22x = 1,354,506.72 × 546,006.76
  4. Step 4: Simplify right side
    981,646.22x = 739,569,820,151.64
  5. Step 5: Solve for x
    x = 739,569,820,151.64/981,646.22
  6. Step 6: Final answer
    x = 753,397.51

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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.