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Finding the Fourth Proportional to 367,105.95, 506,434.28 and 238,085.24

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Solution

The fourth proportional to 367,105.95, 506,434.28 and 238,085.24 is: 328,446.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,105.95 : 506,434.28 = 238,085.24 : x
  2. Step 2: Convert to fraction form
    367,105.95/506,434.28 = 238,085.24/x
  3. Step 3: Cross multiply
    367,105.95x = 506,434.28 × 238,085.24
  4. Step 4: Simplify right side
    367,105.95x = 120,574,523,375.43
  5. Step 5: Solve for x
    x = 120,574,523,375.43/367,105.95
  6. Step 6: Final answer
    x = 328,446.12

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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.