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Finding the Fourth Proportional to 475,937.65, 656,787.84 and 271,986.25

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Solution

The fourth proportional to 475,937.65, 656,787.84 and 271,986.25 is: 375,337.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,937.65 : 656,787.84 = 271,986.25 : x
  2. Step 2: Convert to fraction form
    475,937.65/656,787.84 = 271,986.25/x
  3. Step 3: Cross multiply
    475,937.65x = 656,787.84 × 271,986.25
  4. Step 4: Simplify right side
    475,937.65x = 178,637,261,647.20
  5. Step 5: Solve for x
    x = 178,637,261,647.20/475,937.65
  6. Step 6: Final answer
    x = 375,337.53

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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.