Home / 536,116.12-739,737.38-342,625

Finding the Fourth Proportional to 536,116.12, 739,737.38 and 342,625

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Solution

The fourth proportional to 536,116.12, 739,737.38 and 342,625 is: 472,756.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,116.12 : 739,737.38 = 342,625 : x
  2. Step 2: Convert to fraction form
    536,116.12/739,737.38 = 342,625/x
  3. Step 3: Cross multiply
    536,116.12x = 739,737.38 × 342,625
  4. Step 4: Simplify right side
    536,116.12x = 253,452,519,822.50
  5. Step 5: Solve for x
    x = 253,452,519,822.50/536,116.12
  6. Step 6: Final answer
    x = 472,756.76

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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.