Home / 906,491.70-1,360,785.15-486,587.70

Finding the Fourth Proportional to 906,491.70, 1,360,785.15 and 486,587.70

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Solution

The fourth proportional to 906,491.70, 1,360,785.15 and 486,587.70 is: 730,443.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,491.70 : 1,360,785.15 = 486,587.70 : x
  2. Step 2: Convert to fraction form
    906,491.70/1,360,785.15 = 486,587.70/x
  3. Step 3: Cross multiply
    906,491.70x = 1,360,785.15 × 486,587.70
  4. Step 4: Simplify right side
    906,491.70x = 662,141,316,332.66
  5. Step 5: Solve for x
    x = 662,141,316,332.66/906,491.70
  6. Step 6: Final answer
    x = 730,443.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.