Home / 778,001.22-1,073,660.72-433,833.82

Finding the Fourth Proportional to 778,001.22, 1,073,660.72 and 433,833.82

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Solution

The fourth proportional to 778,001.22, 1,073,660.72 and 433,833.82 is: 598,701.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,001.22 : 1,073,660.72 = 433,833.82 : x
  2. Step 2: Convert to fraction form
    778,001.22/1,073,660.72 = 433,833.82/x
  3. Step 3: Cross multiply
    778,001.22x = 1,073,660.72 × 433,833.82
  4. Step 4: Simplify right side
    778,001.22x = 465,790,335,167.89
  5. Step 5: Solve for x
    x = 465,790,335,167.89/778,001.22
  6. Step 6: Final answer
    x = 598,701.29

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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.