Home / 932,264.49-1,398,392.73-258,343.85

Finding the Fourth Proportional to 932,264.49, 1,398,392.73 and 258,343.85

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Solution

The fourth proportional to 932,264.49, 1,398,392.73 and 258,343.85 is: 387,514.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,264.49 : 1,398,392.73 = 258,343.85 : x
  2. Step 2: Convert to fraction form
    932,264.49/1,398,392.73 = 258,343.85/x
  3. Step 3: Cross multiply
    932,264.49x = 1,398,392.73 × 258,343.85
  4. Step 4: Simplify right side
    932,264.49x = 361,266,154,688.25
  5. Step 5: Solve for x
    x = 361,266,154,688.25/932,264.49
  6. Step 6: Final answer
    x = 387,514.66

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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.