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Finding the Fourth Proportional to 366,754.14, 549,428.49 and 248,221.02

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Solution

The fourth proportional to 366,754.14, 549,428.49 and 248,221.02 is: 371,855.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,754.14 : 549,428.49 = 248,221.02 : x
  2. Step 2: Convert to fraction form
    366,754.14/549,428.49 = 248,221.02/x
  3. Step 3: Cross multiply
    366,754.14x = 549,428.49 × 248,221.02
  4. Step 4: Simplify right side
    366,754.14x = 136,379,700,204.86
  5. Step 5: Solve for x
    x = 136,379,700,204.86/366,754.14
  6. Step 6: Final answer
    x = 371,855.93

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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.