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Finding the Fourth Proportional to 530,340.60, 794,636.10 and 451,608.60

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Solution

The fourth proportional to 530,340.60, 794,636.10 and 451,608.60 is: 676,667.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,340.60 : 794,636.10 = 451,608.60 : x
  2. Step 2: Convert to fraction form
    530,340.60/794,636.10 = 451,608.60/x
  3. Step 3: Cross multiply
    530,340.60x = 794,636.10 × 451,608.60
  4. Step 4: Simplify right side
    530,340.60x = 358,864,496,630.46
  5. Step 5: Solve for x
    x = 358,864,496,630.46/530,340.60
  6. Step 6: Final answer
    x = 676,667.97

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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.