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Finding the Fourth Proportional to 599,988.60, 898,998.48 and 363,398.76

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Solution

The fourth proportional to 599,988.60, 898,998.48 and 363,398.76 is: 544,501.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,988.60 : 898,998.48 = 363,398.76 : x
  2. Step 2: Convert to fraction form
    599,988.60/898,998.48 = 363,398.76/x
  3. Step 3: Cross multiply
    599,988.60x = 898,998.48 × 363,398.76
  4. Step 4: Simplify right side
    599,988.60x = 326,694,932,873.89
  5. Step 5: Solve for x
    x = 326,694,932,873.89/599,988.60
  6. Step 6: Final answer
    x = 544,501.90

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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.