Home / 536,166.25-739,724.42-342,687.20

Finding the Fourth Proportional to 536,166.25, 739,724.42 and 342,687.20

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Solution

The fourth proportional to 536,166.25, 739,724.42 and 342,687.20 is: 472,790.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,166.25 : 739,724.42 = 342,687.20 : x
  2. Step 2: Convert to fraction form
    536,166.25/739,724.42 = 342,687.20/x
  3. Step 3: Cross multiply
    536,166.25x = 739,724.42 × 342,687.20
  4. Step 4: Simplify right side
    536,166.25x = 253,494,087,419.52
  5. Step 5: Solve for x
    x = 253,494,087,419.52/536,166.25
  6. Step 6: Final answer
    x = 472,790.09

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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.