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Finding the Fourth Proportional to 599,888.64, 897,979.68 and 329,340

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Solution

The fourth proportional to 599,888.64, 897,979.68 and 329,340 is: 492,992.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,888.64 : 897,979.68 = 329,340 : x
  2. Step 2: Convert to fraction form
    599,888.64/897,979.68 = 329,340/x
  3. Step 3: Cross multiply
    599,888.64x = 897,979.68 × 329,340
  4. Step 4: Simplify right side
    599,888.64x = 295,740,627,811.20
  5. Step 5: Solve for x
    x = 295,740,627,811.20/599,888.64
  6. Step 6: Final answer
    x = 492,992.55

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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.