Home / 896,815.57-1,345,228.22-265,734.85

Finding the Fourth Proportional to 896,815.57, 1,345,228.22 and 265,734.85

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Solution

The fourth proportional to 896,815.57, 1,345,228.22 and 265,734.85 is: 398,603.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,815.57 : 1,345,228.22 = 265,734.85 : x
  2. Step 2: Convert to fraction form
    896,815.57/1,345,228.22 = 265,734.85/x
  3. Step 3: Cross multiply
    896,815.57x = 1,345,228.22 × 265,734.85
  4. Step 4: Simplify right side
    896,815.57x = 357,474,019,257.47
  5. Step 5: Solve for x
    x = 357,474,019,257.47/896,815.57
  6. Step 6: Final answer
    x = 398,603.72

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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.