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Finding the Fourth Proportional to 366,881.60, 549,285.60 and 329,556.80

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Solution

The fourth proportional to 366,881.60, 549,285.60 and 329,556.80 is: 493,403.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,881.60 : 549,285.60 = 329,556.80 : x
  2. Step 2: Convert to fraction form
    366,881.60/549,285.60 = 329,556.80/x
  3. Step 3: Cross multiply
    366,881.60x = 549,285.60 × 329,556.80
  4. Step 4: Simplify right side
    366,881.60x = 181,020,804,622.08
  5. Step 5: Solve for x
    x = 181,020,804,622.08/366,881.60
  6. Step 6: Final answer
    x = 493,403.88

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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.