Home / 852,350.65-1,278,734.23-283,730.65

Finding the Fourth Proportional to 852,350.65, 1,278,734.23 and 283,730.65

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Solution

The fourth proportional to 852,350.65, 1,278,734.23 and 283,730.65 is: 425,665.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,350.65 : 1,278,734.23 = 283,730.65 : x
  2. Step 2: Convert to fraction form
    852,350.65/1,278,734.23 = 283,730.65/x
  3. Step 3: Cross multiply
    852,350.65x = 1,278,734.23 × 283,730.65
  4. Step 4: Simplify right side
    852,350.65x = 362,816,094,255.15
  5. Step 5: Solve for x
    x = 362,816,094,255.15/852,350.65
  6. Step 6: Final answer
    x = 425,665.30

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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.