Home / 932,268.92-1,398,399.40-258,348.30

Finding the Fourth Proportional to 932,268.92, 1,398,399.40 and 258,348.30

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Solution

The fourth proportional to 932,268.92, 1,398,399.40 and 258,348.30 is: 387,521.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,268.92 : 1,398,399.40 = 258,348.30 : x
  2. Step 2: Convert to fraction form
    932,268.92/1,398,399.40 = 258,348.30/x
  3. Step 3: Cross multiply
    932,268.92x = 1,398,399.40 × 258,348.30
  4. Step 4: Simplify right side
    932,268.92x = 361,274,107,711.02
  5. Step 5: Solve for x
    x = 361,274,107,711.02/932,268.92
  6. Step 6: Final answer
    x = 387,521.35

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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.