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Finding the Fourth Proportional to 366,489.60, 549,657.60 and 179,635.20

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Solution

The fourth proportional to 366,489.60, 549,657.60 and 179,635.20 is: 269,415.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,489.60 : 549,657.60 = 179,635.20 : x
  2. Step 2: Convert to fraction form
    366,489.60/549,657.60 = 179,635.20/x
  3. Step 3: Cross multiply
    366,489.60x = 549,657.60 × 179,635.20
  4. Step 4: Simplify right side
    366,489.60x = 98,737,852,907.52
  5. Step 5: Solve for x
    x = 98,737,852,907.52/366,489.60
  6. Step 6: Final answer
    x = 269,415.16

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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.