Home / 758,113.22-1,046,188.20-413,948.07

Finding the Fourth Proportional to 758,113.22, 1,046,188.20 and 413,948.07

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Solution

The fourth proportional to 758,113.22, 1,046,188.20 and 413,948.07 is: 571,243.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,113.22 : 1,046,188.20 = 413,948.07 : x
  2. Step 2: Convert to fraction form
    758,113.22/1,046,188.20 = 413,948.07/x
  3. Step 3: Cross multiply
    758,113.22x = 1,046,188.20 × 413,948.07
  4. Step 4: Simplify right side
    758,113.22x = 433,067,587,799.08
  5. Step 5: Solve for x
    x = 433,067,587,799.08/758,113.22
  6. Step 6: Final answer
    x = 571,243.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.