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Finding the Fourth Proportional to 416,920.40, 575,353.68 and 244,793.60

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Solution

The fourth proportional to 416,920.40, 575,353.68 and 244,793.60 is: 337,817.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,920.40 : 575,353.68 = 244,793.60 : x
  2. Step 2: Convert to fraction form
    416,920.40/575,353.68 = 244,793.60/x
  3. Step 3: Cross multiply
    416,920.40x = 575,353.68 × 244,793.60
  4. Step 4: Simplify right side
    416,920.40x = 140,842,898,600.45
  5. Step 5: Solve for x
    x = 140,842,898,600.45/416,920.40
  6. Step 6: Final answer
    x = 337,817.24

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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.