Home / 885,853.36-1,329,366.30-486,772.03

Finding the Fourth Proportional to 885,853.36, 1,329,366.30 and 486,772.03

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Solution

The fourth proportional to 885,853.36, 1,329,366.30 and 486,772.03 is: 730,480.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,853.36 : 1,329,366.30 = 486,772.03 : x
  2. Step 2: Convert to fraction form
    885,853.36/1,329,366.30 = 486,772.03/x
  3. Step 3: Cross multiply
    885,853.36x = 1,329,366.30 × 486,772.03
  4. Step 4: Simplify right side
    885,853.36x = 647,098,332,300.90
  5. Step 5: Solve for x
    x = 647,098,332,300.90/885,853.36
  6. Step 6: Final answer
    x = 730,480.19

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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.