Home / 677,708.16-1,016,569.52-204,397.62

Finding the Fourth Proportional to 677,708.16, 1,016,569.52 and 204,397.62

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Solution

The fourth proportional to 677,708.16, 1,016,569.52 and 204,397.62 is: 306,598.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,708.16 : 1,016,569.52 = 204,397.62 : x
  2. Step 2: Convert to fraction form
    677,708.16/1,016,569.52 = 204,397.62/x
  3. Step 3: Cross multiply
    677,708.16x = 1,016,569.52 × 204,397.62
  4. Step 4: Simplify right side
    677,708.16x = 207,784,385,369.70
  5. Step 5: Solve for x
    x = 207,784,385,369.70/677,708.16
  6. Step 6: Final answer
    x = 306,598.62

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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.