Home / 896,314.50-1,236,939.93-493,932.42

Finding the Fourth Proportional to 896,314.50, 1,236,939.93 and 493,932.42

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Solution

The fourth proportional to 896,314.50, 1,236,939.93 and 493,932.42 is: 681,641.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,314.50 : 1,236,939.93 = 493,932.42 : x
  2. Step 2: Convert to fraction form
    896,314.50/1,236,939.93 = 493,932.42/x
  3. Step 3: Cross multiply
    896,314.50x = 1,236,939.93 × 493,932.42
  4. Step 4: Simplify right side
    896,314.50x = 610,964,733,019.53
  5. Step 5: Solve for x
    x = 610,964,733,019.53/896,314.50
  6. Step 6: Final answer
    x = 681,641.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.