Home / 500,221.89-749,873.04-180,295.47

Finding the Fourth Proportional to 500,221.89, 749,873.04 and 180,295.47

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Solution

The fourth proportional to 500,221.89, 749,873.04 and 180,295.47 is: 270,277.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,221.89 : 749,873.04 = 180,295.47 : x
  2. Step 2: Convert to fraction form
    500,221.89/749,873.04 = 180,295.47/x
  3. Step 3: Cross multiply
    500,221.89x = 749,873.04 × 180,295.47
  4. Step 4: Simplify right side
    500,221.89x = 135,198,712,187.13
  5. Step 5: Solve for x
    x = 135,198,712,187.13/500,221.89
  6. Step 6: Final answer
    x = 270,277.48

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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.