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Finding the Fourth Proportional to 366,437.96, 549,958.38 and 156,313.16

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Solution

The fourth proportional to 366,437.96, 549,958.38 and 156,313.16 is: 234,598.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,437.96 : 549,958.38 = 156,313.16 : x
  2. Step 2: Convert to fraction form
    366,437.96/549,958.38 = 156,313.16/x
  3. Step 3: Cross multiply
    366,437.96x = 549,958.38 × 156,313.16
  4. Step 4: Simplify right side
    366,437.96x = 85,965,732,246.28
  5. Step 5: Solve for x
    x = 85,965,732,246.28/366,437.96
  6. Step 6: Final answer
    x = 234,598.33

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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.