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Finding the Fourth Proportional to 536,151.14, 739,703.52 and 342,672.06

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Solution

The fourth proportional to 536,151.14, 739,703.52 and 342,672.06 is: 472,769.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,151.14 : 739,703.52 = 342,672.06 : x
  2. Step 2: Convert to fraction form
    536,151.14/739,703.52 = 342,672.06/x
  3. Step 3: Cross multiply
    536,151.14x = 739,703.52 × 342,672.06
  4. Step 4: Simplify right side
    536,151.14x = 253,475,728,987.65
  5. Step 5: Solve for x
    x = 253,475,728,987.65/536,151.14
  6. Step 6: Final answer
    x = 472,769.17

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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.