Home / 932,359.67-1,398,401.09-258,370.70

Finding the Fourth Proportional to 932,359.67, 1,398,401.09 and 258,370.70

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Solution

The fourth proportional to 932,359.67, 1,398,401.09 and 258,370.70 is: 387,517.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,359.67 : 1,398,401.09 = 258,370.70 : x
  2. Step 2: Convert to fraction form
    932,359.67/1,398,401.09 = 258,370.70/x
  3. Step 3: Cross multiply
    932,359.67x = 1,398,401.09 × 258,370.70
  4. Step 4: Simplify right side
    932,359.67x = 361,305,861,189.09
  5. Step 5: Solve for x
    x = 361,305,861,189.09/932,359.67
  6. Step 6: Final answer
    x = 387,517.69

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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.