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Finding the Fourth Proportional to 467,450.84, 645,082.15 and 252,590.90

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Solution

The fourth proportional to 467,450.84, 645,082.15 and 252,590.90 is: 348,575.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,450.84 : 645,082.15 = 252,590.90 : x
  2. Step 2: Convert to fraction form
    467,450.84/645,082.15 = 252,590.90/x
  3. Step 3: Cross multiply
    467,450.84x = 645,082.15 × 252,590.90
  4. Step 4: Simplify right side
    467,450.84x = 162,941,881,823.66
  5. Step 5: Solve for x
    x = 162,941,881,823.66/467,450.84
  6. Step 6: Final answer
    x = 348,575.44

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1.5x scale

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.