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Finding the Fourth Proportional to 303,076.51, 454,598.29 and 92,714.45

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Solution

The fourth proportional to 303,076.51, 454,598.29 and 92,714.45 is: 139,066.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,076.51 : 454,598.29 = 92,714.45 : x
  2. Step 2: Convert to fraction form
    303,076.51/454,598.29 = 92,714.45/x
  3. Step 3: Cross multiply
    303,076.51x = 454,598.29 × 92,714.45
  4. Step 4: Simplify right side
    303,076.51x = 42,147,829,158.61
  5. Step 5: Solve for x
    x = 42,147,829,158.61/303,076.51
  6. Step 6: Final answer
    x = 139,066.63

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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.