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Finding the Fourth Proportional to 366,244.80, 549,367.20 and 304,036.80

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Solution

The fourth proportional to 366,244.80, 549,367.20 and 304,036.80 is: 456,055.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,244.80 : 549,367.20 = 304,036.80 : x
  2. Step 2: Convert to fraction form
    366,244.80/549,367.20 = 304,036.80/x
  3. Step 3: Cross multiply
    366,244.80x = 549,367.20 × 304,036.80
  4. Step 4: Simplify right side
    366,244.80x = 167,027,845,512.96
  5. Step 5: Solve for x
    x = 167,027,845,512.96/366,244.80
  6. Step 6: Final answer
    x = 456,055.20

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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.