Home / 852,350.15-1,278,733.49-283,730.15

Finding the Fourth Proportional to 852,350.15, 1,278,733.49 and 283,730.15

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Solution

The fourth proportional to 852,350.15, 1,278,733.49 and 283,730.15 is: 425,664.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,350.15 : 1,278,733.49 = 283,730.15 : x
  2. Step 2: Convert to fraction form
    852,350.15/1,278,733.49 = 283,730.15/x
  3. Step 3: Cross multiply
    852,350.15x = 1,278,733.49 × 283,730.15
  4. Step 4: Simplify right side
    852,350.15x = 362,815,237,115.41
  5. Step 5: Solve for x
    x = 362,815,237,115.41/852,350.15
  6. Step 6: Final answer
    x = 425,664.55

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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.