Home / 783,006.45-1,080,497.68-460,654.29

Finding the Fourth Proportional to 783,006.45, 1,080,497.68 and 460,654.29

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Solution

The fourth proportional to 783,006.45, 1,080,497.68 and 460,654.29 is: 635,672.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,006.45 : 1,080,497.68 = 460,654.29 : x
  2. Step 2: Convert to fraction form
    783,006.45/1,080,497.68 = 460,654.29/x
  3. Step 3: Cross multiply
    783,006.45x = 1,080,497.68 × 460,654.29
  4. Step 4: Simplify right side
    783,006.45x = 497,735,890,475.41
  5. Step 5: Solve for x
    x = 497,735,890,475.41/783,006.45
  6. Step 6: Final answer
    x = 635,672.79

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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.