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Finding the Fourth Proportional to 596,481.76, 822,873.68 and 354,627.20

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Solution

The fourth proportional to 596,481.76, 822,873.68 and 354,627.20 is: 489,224.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    596,481.76 : 822,873.68 = 354,627.20 : x
  2. Step 2: Convert to fraction form
    596,481.76/822,873.68 = 354,627.20/x
  3. Step 3: Cross multiply
    596,481.76x = 822,873.68 × 354,627.20
  4. Step 4: Simplify right side
    596,481.76x = 291,813,389,092.10
  5. Step 5: Solve for x
    x = 291,813,389,092.10/596,481.76
  6. Step 6: Final answer
    x = 489,224.33

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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.