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Finding the Fourth Proportional to 570,768.41, 787,613.67 and 325,751.96

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Solution

The fourth proportional to 570,768.41, 787,613.67 and 325,751.96 is: 449,511.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,768.41 : 787,613.67 = 325,751.96 : x
  2. Step 2: Convert to fraction form
    570,768.41/787,613.67 = 325,751.96/x
  3. Step 3: Cross multiply
    570,768.41x = 787,613.67 × 325,751.96
  4. Step 4: Simplify right side
    570,768.41x = 256,566,696,725.29
  5. Step 5: Solve for x
    x = 256,566,696,725.29/570,768.41
  6. Step 6: Final answer
    x = 449,511.04

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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.