Home / 474,834.06-712,287.99-137,880.18

Finding the Fourth Proportional to 474,834.06, 712,287.99 and 137,880.18

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Solution

The fourth proportional to 474,834.06, 712,287.99 and 137,880.18 is: 206,830.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,834.06 : 712,287.99 = 137,880.18 : x
  2. Step 2: Convert to fraction form
    474,834.06/712,287.99 = 137,880.18/x
  3. Step 3: Cross multiply
    474,834.06x = 712,287.99 × 137,880.18
  4. Step 4: Simplify right side
    474,834.06x = 98,210,396,273.04
  5. Step 5: Solve for x
    x = 98,210,396,273.04/474,834.06
  6. Step 6: Final answer
    x = 206,830.98

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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.