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Finding the Fourth Proportional to 536,296.12, 739,482.14 and 342,448.94

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Solution

The fourth proportional to 536,296.12, 739,482.14 and 342,448.94 is: 472,192.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,296.12 : 739,482.14 = 342,448.94 : x
  2. Step 2: Convert to fraction form
    536,296.12/739,482.14 = 342,448.94/x
  3. Step 3: Cross multiply
    536,296.12x = 739,482.14 × 342,448.94
  4. Step 4: Simplify right side
    536,296.12x = 253,234,874,991.93
  5. Step 5: Solve for x
    x = 253,234,874,991.93/536,296.12
  6. Step 6: Final answer
    x = 472,192.26

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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.