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Finding the Fourth Proportional to 549,797.48, 758,719.53 and 334,937.54

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Solution

The fourth proportional to 549,797.48, 758,719.53 and 334,937.54 is: 462,213.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,797.48 : 758,719.53 = 334,937.54 : x
  2. Step 2: Convert to fraction form
    549,797.48/758,719.53 = 334,937.54/x
  3. Step 3: Cross multiply
    549,797.48x = 758,719.53 × 334,937.54
  4. Step 4: Simplify right side
    549,797.48x = 254,123,652,928.16
  5. Step 5: Solve for x
    x = 254,123,652,928.16/549,797.48
  6. Step 6: Final answer
    x = 462,213.20

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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.