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Finding the Fourth Proportional to 303,079.12, 454,602.17 and 92,717.06

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Solution

The fourth proportional to 303,079.12, 454,602.17 and 92,717.06 is: 139,070.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,079.12 : 454,602.17 = 92,717.06 : x
  2. Step 2: Convert to fraction form
    303,079.12/454,602.17 = 92,717.06/x
  3. Step 3: Cross multiply
    303,079.12x = 454,602.17 × 92,717.06
  4. Step 4: Simplify right side
    303,079.12x = 42,149,374,630.80
  5. Step 5: Solve for x
    x = 42,149,374,630.80/303,079.12
  6. Step 6: Final answer
    x = 139,070.53

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1.5x scale

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.