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Finding the Fourth Proportional to 488,006.46, 673,441.94 and 270,194.27

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Solution

The fourth proportional to 488,006.46, 673,441.94 and 270,194.27 is: 372,864.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,006.46 : 673,441.94 = 270,194.27 : x
  2. Step 2: Convert to fraction form
    488,006.46/673,441.94 = 270,194.27/x
  3. Step 3: Cross multiply
    488,006.46x = 673,441.94 × 270,194.27
  4. Step 4: Simplify right side
    488,006.46x = 181,960,148,647.50
  5. Step 5: Solve for x
    x = 181,960,148,647.50/488,006.46
  6. Step 6: Final answer
    x = 372,864.22

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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.