Home / 488,747.20-732,902.10-222,370.60

Finding the Fourth Proportional to 488,747.20, 732,902.10 and 222,370.60

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Solution

The fourth proportional to 488,747.20, 732,902.10 and 222,370.60 is: 333,456.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,747.20 : 732,902.10 = 222,370.60 : x
  2. Step 2: Convert to fraction form
    488,747.20/732,902.10 = 222,370.60/x
  3. Step 3: Cross multiply
    488,747.20x = 732,902.10 × 222,370.60
  4. Step 4: Simplify right side
    488,747.20x = 162,975,879,718.26
  5. Step 5: Solve for x
    x = 162,975,879,718.26/488,747.20
  6. Step 6: Final answer
    x = 333,456.40

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1.5x scale

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.