Home / 896,820.57-1,345,235.72-265,739.85

Finding the Fourth Proportional to 896,820.57, 1,345,235.72 and 265,739.85

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Solution

The fourth proportional to 896,820.57, 1,345,235.72 and 265,739.85 is: 398,611.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,820.57 : 1,345,235.72 = 265,739.85 : x
  2. Step 2: Convert to fraction form
    896,820.57/1,345,235.72 = 265,739.85/x
  3. Step 3: Cross multiply
    896,820.57x = 1,345,235.72 × 265,739.85
  4. Step 4: Simplify right side
    896,820.57x = 357,482,738,447.44
  5. Step 5: Solve for x
    x = 357,482,738,447.44/896,820.57
  6. Step 6: Final answer
    x = 398,611.22

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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.