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Finding the Fourth Proportional to 366,022.40, 549,908.40 and 327,531.20

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Solution

The fourth proportional to 366,022.40, 549,908.40 and 327,531.20 is: 492,079.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,022.40 : 549,908.40 = 327,531.20 : x
  2. Step 2: Convert to fraction form
    366,022.40/549,908.40 = 327,531.20/x
  3. Step 3: Cross multiply
    366,022.40x = 549,908.40 × 327,531.20
  4. Step 4: Simplify right side
    366,022.40x = 180,112,158,142.08
  5. Step 5: Solve for x
    x = 180,112,158,142.08/366,022.40
  6. Step 6: Final answer
    x = 492,079.61

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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.