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Finding the Fourth Proportional to 252,034.65, 378,051.98 and 236,482.65

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Solution

The fourth proportional to 252,034.65, 378,051.98 and 236,482.65 is: 354,723.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,034.65 : 378,051.98 = 236,482.65 : x
  2. Step 2: Convert to fraction form
    252,034.65/378,051.98 = 236,482.65/x
  3. Step 3: Cross multiply
    252,034.65x = 378,051.98 × 236,482.65
  4. Step 4: Simplify right side
    252,034.65x = 89,402,732,885.73
  5. Step 5: Solve for x
    x = 89,402,732,885.73/252,034.65
  6. Step 6: Final answer
    x = 354,723.98

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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.