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Finding the Fourth Proportional to 366,174.96, 549,062.20 and 290,757.95

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Solution

The fourth proportional to 366,174.96, 549,062.20 and 290,757.95 is: 435,977.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,174.96 : 549,062.20 = 290,757.95 : x
  2. Step 2: Convert to fraction form
    366,174.96/549,062.20 = 290,757.95/x
  3. Step 3: Cross multiply
    366,174.96x = 549,062.20 × 290,757.95
  4. Step 4: Simplify right side
    366,174.96x = 159,644,199,694.49
  5. Step 5: Solve for x
    x = 159,644,199,694.49/366,174.96
  6. Step 6: Final answer
    x = 435,977.93

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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.