Home / 646,294.14-969,884.15-225,570.02

Finding the Fourth Proportional to 646,294.14, 969,884.15 and 225,570.02

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Solution

The fourth proportional to 646,294.14, 969,884.15 and 225,570.02 is: 338,509.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,294.14 : 969,884.15 = 225,570.02 : x
  2. Step 2: Convert to fraction form
    646,294.14/969,884.15 = 225,570.02/x
  3. Step 3: Cross multiply
    646,294.14x = 969,884.15 × 225,570.02
  4. Step 4: Simplify right side
    646,294.14x = 218,776,781,135.91
  5. Step 5: Solve for x
    x = 218,776,781,135.91/646,294.14
  6. Step 6: Final answer
    x = 338,509.62

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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.