Home / 467,617.57-645,311.89-252,757.64

Finding the Fourth Proportional to 467,617.57, 645,311.89 and 252,757.64

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Solution

The fourth proportional to 467,617.57, 645,311.89 and 252,757.64 is: 348,805.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,617.57 : 645,311.89 = 252,757.64 : x
  2. Step 2: Convert to fraction form
    467,617.57/645,311.89 = 252,757.64/x
  3. Step 3: Cross multiply
    467,617.57x = 645,311.89 × 252,757.64
  4. Step 4: Simplify right side
    467,617.57x = 163,107,506,521.89
  5. Step 5: Solve for x
    x = 163,107,506,521.89/467,617.57
  6. Step 6: Final answer
    x = 348,805.34

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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.