Home / 852,257.16-1,278,874.17-346,724.82

Finding the Fourth Proportional to 852,257.16, 1,278,874.17 and 346,724.82

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Solution

The fourth proportional to 852,257.16, 1,278,874.17 and 346,724.82 is: 520,285.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,257.16 : 1,278,874.17 = 346,724.82 : x
  2. Step 2: Convert to fraction form
    852,257.16/1,278,874.17 = 346,724.82/x
  3. Step 3: Cross multiply
    852,257.16x = 1,278,874.17 × 346,724.82
  4. Step 4: Simplify right side
    852,257.16x = 443,417,416,395.90
  5. Step 5: Solve for x
    x = 443,417,416,395.90/852,257.16
  6. Step 6: Final answer
    x = 520,285.94

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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.