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Finding the Fourth Proportional to 451,770.32, 623,456.52 and 250,562

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Solution

The fourth proportional to 451,770.32, 623,456.52 and 250,562 is: 345,783.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,770.32 : 623,456.52 = 250,562 : x
  2. Step 2: Convert to fraction form
    451,770.32/623,456.52 = 250,562/x
  3. Step 3: Cross multiply
    451,770.32x = 623,456.52 × 250,562
  4. Step 4: Simplify right side
    451,770.32x = 156,214,512,564.24
  5. Step 5: Solve for x
    x = 156,214,512,564.24/451,770.32
  6. Step 6: Final answer
    x = 345,783.04

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1.5x scale

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.