Home / 366,171.38-549,464.67-197,689.46

Finding the Fourth Proportional to 366,171.38, 549,464.67 and 197,689.46

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Solution

The fourth proportional to 366,171.38, 549,464.67 and 197,689.46 is: 296,646.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,171.38 : 549,464.67 = 197,689.46 : x
  2. Step 2: Convert to fraction form
    366,171.38/549,464.67 = 197,689.46/x
  3. Step 3: Cross multiply
    366,171.38x = 549,464.67 × 197,689.46
  4. Step 4: Simplify right side
    366,171.38x = 108,623,373,901.38
  5. Step 5: Solve for x
    x = 108,623,373,901.38/366,171.38
  6. Step 6: Final answer
    x = 296,646.27

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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.