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Finding the Fourth Proportional to 366,491.60, 549,660.60 and 179,637.20

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Solution

The fourth proportional to 366,491.60, 549,660.60 and 179,637.20 is: 269,418.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,491.60 : 549,660.60 = 179,637.20 : x
  2. Step 2: Convert to fraction form
    366,491.60/549,660.60 = 179,637.20/x
  3. Step 3: Cross multiply
    366,491.60x = 549,660.60 × 179,637.20
  4. Step 4: Simplify right side
    366,491.60x = 98,739,491,134.32
  5. Step 5: Solve for x
    x = 98,739,491,134.32/366,491.60
  6. Step 6: Final answer
    x = 269,418.16

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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.