Home / 704,406.40-1,056,523.49-299,761.23

Finding the Fourth Proportional to 704,406.40, 1,056,523.49 and 299,761.23

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Solution

The fourth proportional to 704,406.40, 1,056,523.49 and 299,761.23 is: 449,605.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,406.40 : 1,056,523.49 = 299,761.23 : x
  2. Step 2: Convert to fraction form
    704,406.40/1,056,523.49 = 299,761.23/x
  3. Step 3: Cross multiply
    704,406.40x = 1,056,523.49 × 299,761.23
  4. Step 4: Simplify right side
    704,406.40x = 316,704,781,080.53
  5. Step 5: Solve for x
    x = 316,704,781,080.53/704,406.40
  6. Step 6: Final answer
    x = 449,605.20

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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.