Home / 852,442.68-1,277,647.16-396,418.32

Finding the Fourth Proportional to 852,442.68, 1,277,647.16 and 396,418.32

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Solution

The fourth proportional to 852,442.68, 1,277,647.16 and 396,418.32 is: 594,154.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,442.68 : 1,277,647.16 = 396,418.32 : x
  2. Step 2: Convert to fraction form
    852,442.68/1,277,647.16 = 396,418.32/x
  3. Step 3: Cross multiply
    852,442.68x = 1,277,647.16 × 396,418.32
  4. Step 4: Simplify right side
    852,442.68x = 506,482,740,719.97
  5. Step 5: Solve for x
    x = 506,482,740,719.97/852,442.68
  6. Step 6: Final answer
    x = 594,154.60

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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.