Home / 888,535.40-1,332,803.10-257,469.80

Finding the Fourth Proportional to 888,535.40, 1,332,803.10 and 257,469.80

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Solution

The fourth proportional to 888,535.40, 1,332,803.10 and 257,469.80 is: 386,204.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,535.40 : 1,332,803.10 = 257,469.80 : x
  2. Step 2: Convert to fraction form
    888,535.40/1,332,803.10 = 257,469.80/x
  3. Step 3: Cross multiply
    888,535.40x = 1,332,803.10 × 257,469.80
  4. Step 4: Simplify right side
    888,535.40x = 343,156,547,596.38
  5. Step 5: Solve for x
    x = 343,156,547,596.38/888,535.40
  6. Step 6: Final answer
    x = 386,204.70

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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.