Home / 908,559.03-1,253,819.87-500,675.47

Finding the Fourth Proportional to 908,559.03, 1,253,819.87 and 500,675.47

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Solution

The fourth proportional to 908,559.03, 1,253,819.87 and 500,675.47 is: 690,936.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,559.03 : 1,253,819.87 = 500,675.47 : x
  2. Step 2: Convert to fraction form
    908,559.03/1,253,819.87 = 500,675.47/x
  3. Step 3: Cross multiply
    908,559.03x = 1,253,819.87 × 500,675.47
  4. Step 4: Simplify right side
    908,559.03x = 627,756,852,707.59
  5. Step 5: Solve for x
    x = 627,756,852,707.59/908,559.03
  6. Step 6: Final answer
    x = 690,936.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.