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Finding the Fourth Proportional to 358,515.32, 537,800.51 and 92,278.44

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Solution

The fourth proportional to 358,515.32, 537,800.51 and 92,278.44 is: 138,424.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,515.32 : 537,800.51 = 92,278.44 : x
  2. Step 2: Convert to fraction form
    358,515.32/537,800.51 = 92,278.44/x
  3. Step 3: Cross multiply
    358,515.32x = 537,800.51 × 92,278.44
  4. Step 4: Simplify right side
    358,515.32x = 49,627,392,324.70
  5. Step 5: Solve for x
    x = 49,627,392,324.70/358,515.32
  6. Step 6: Final answer
    x = 138,424.75

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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.