Home / 704,117.20-1,056,175.80-538,229.20

Finding the Fourth Proportional to 704,117.20, 1,056,175.80 and 538,229.20

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Solution

The fourth proportional to 704,117.20, 1,056,175.80 and 538,229.20 is: 807,343.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,117.20 : 1,056,175.80 = 538,229.20 : x
  2. Step 2: Convert to fraction form
    704,117.20/1,056,175.80 = 538,229.20/x
  3. Step 3: Cross multiply
    704,117.20x = 1,056,175.80 × 538,229.20
  4. Step 4: Simplify right side
    704,117.20x = 568,464,655,893.36
  5. Step 5: Solve for x
    x = 568,464,655,893.36/704,117.20
  6. Step 6: Final answer
    x = 807,343.80

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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.