Home / 885,454.92-1,328,182.38-488,617.96

Finding the Fourth Proportional to 885,454.92, 1,328,182.38 and 488,617.96

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Solution

The fourth proportional to 885,454.92, 1,328,182.38 and 488,617.96 is: 732,926.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,454.92 : 1,328,182.38 = 488,617.96 : x
  2. Step 2: Convert to fraction form
    885,454.92/1,328,182.38 = 488,617.96/x
  3. Step 3: Cross multiply
    885,454.92x = 1,328,182.38 × 488,617.96
  4. Step 4: Simplify right side
    885,454.92x = 648,973,765,023.55
  5. Step 5: Solve for x
    x = 648,973,765,023.55/885,454.92
  6. Step 6: Final answer
    x = 732,926.94

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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.