Home / 885,848.30-1,329,358.69-486,766.97

Finding the Fourth Proportional to 885,848.30, 1,329,358.69 and 486,766.97

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Solution

The fourth proportional to 885,848.30, 1,329,358.69 and 486,766.97 is: 730,472.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,848.30 : 1,329,358.69 = 486,766.97 : x
  2. Step 2: Convert to fraction form
    885,848.30/1,329,358.69 = 486,766.97/x
  3. Step 3: Cross multiply
    885,848.30x = 1,329,358.69 × 486,766.97
  4. Step 4: Simplify right side
    885,848.30x = 647,087,897,783.17
  5. Step 5: Solve for x
    x = 647,087,897,783.17/885,848.30
  6. Step 6: Final answer
    x = 730,472.59

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1.5x scale

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.