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Finding the Fourth Proportional to 303,076.68, 454,598.53 and 92,714.61

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Solution

The fourth proportional to 303,076.68, 454,598.53 and 92,714.61 is: 139,066.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,076.68 : 454,598.53 = 92,714.61 : x
  2. Step 2: Convert to fraction form
    303,076.68/454,598.53 = 92,714.61/x
  3. Step 3: Cross multiply
    303,076.68x = 454,598.53 × 92,714.61
  4. Step 4: Simplify right side
    303,076.68x = 42,147,927,236.16
  5. Step 5: Solve for x
    x = 42,147,927,236.16/303,076.68
  6. Step 6: Final answer
    x = 139,066.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.