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Finding the Fourth Proportional to 549,333.12, 758,197.44 and 334,542.72

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Solution

The fourth proportional to 549,333.12, 758,197.44 and 334,542.72 is: 461,740.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,333.12 : 758,197.44 = 334,542.72 : x
  2. Step 2: Convert to fraction form
    549,333.12/758,197.44 = 334,542.72/x
  3. Step 3: Cross multiply
    549,333.12x = 758,197.44 × 334,542.72
  4. Step 4: Simplify right side
    549,333.12x = 253,649,433,874.64
  5. Step 5: Solve for x
    x = 253,649,433,874.64/549,333.12
  6. Step 6: Final answer
    x = 461,740.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.