Home / 331,141.42-456,962.47-187,892.92

Finding the Fourth Proportional to 331,141.42, 456,962.47 and 187,892.92

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Solution

The fourth proportional to 331,141.42, 456,962.47 and 187,892.92 is: 259,285.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,141.42 : 456,962.47 = 187,892.92 : x
  2. Step 2: Convert to fraction form
    331,141.42/456,962.47 = 187,892.92/x
  3. Step 3: Cross multiply
    331,141.42x = 456,962.47 × 187,892.92
  4. Step 4: Simplify right side
    331,141.42x = 85,860,012,818.71
  5. Step 5: Solve for x
    x = 85,860,012,818.71/331,141.42
  6. Step 6: Final answer
    x = 259,285.03

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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.