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Finding the Fourth Proportional to 366,873.60, 549,273.60 and 329,548.80

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Solution

The fourth proportional to 366,873.60, 549,273.60 and 329,548.80 is: 493,391.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,873.60 : 549,273.60 = 329,548.80 : x
  2. Step 2: Convert to fraction form
    366,873.60/549,273.60 = 329,548.80/x
  3. Step 3: Cross multiply
    366,873.60x = 549,273.60 × 329,548.80
  4. Step 4: Simplify right side
    366,873.60x = 181,012,455,751.68
  5. Step 5: Solve for x
    x = 181,012,455,751.68/366,873.60
  6. Step 6: Final answer
    x = 493,391.88

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1.5x scale

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.