Home / 677,862.72-1,016,801.28-204,552.24

Finding the Fourth Proportional to 677,862.72, 1,016,801.28 and 204,552.24

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Solution

The fourth proportional to 677,862.72, 1,016,801.28 and 204,552.24 is: 306,830.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,862.72 : 1,016,801.28 = 204,552.24 : x
  2. Step 2: Convert to fraction form
    677,862.72/1,016,801.28 = 204,552.24/x
  3. Step 3: Cross multiply
    677,862.72x = 1,016,801.28 × 204,552.24
  4. Step 4: Simplify right side
    677,862.72x = 207,988,979,458.87
  5. Step 5: Solve for x
    x = 207,988,979,458.87/677,862.72
  6. Step 6: Final answer
    x = 306,830.53

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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.