Home / 433,221.38-649,943.25-180,417.85

Finding the Fourth Proportional to 433,221.38, 649,943.25 and 180,417.85

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Solution

The fourth proportional to 433,221.38, 649,943.25 and 180,417.85 is: 270,673.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,221.38 : 649,943.25 = 180,417.85 : x
  2. Step 2: Convert to fraction form
    433,221.38/649,943.25 = 180,417.85/x
  3. Step 3: Cross multiply
    433,221.38x = 649,943.25 × 180,417.85
  4. Step 4: Simplify right side
    433,221.38x = 117,261,363,922.88
  5. Step 5: Solve for x
    x = 117,261,363,922.88/433,221.38
  6. Step 6: Final answer
    x = 270,673.08

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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.