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Finding the Fourth Proportional to 587,698.32, 880,902.72 and 303,410.19

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Solution

The fourth proportional to 587,698.32, 880,902.72 and 303,410.19 is: 454,782.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,698.32 : 880,902.72 = 303,410.19 : x
  2. Step 2: Convert to fraction form
    587,698.32/880,902.72 = 303,410.19/x
  3. Step 3: Cross multiply
    587,698.32x = 880,902.72 × 303,410.19
  4. Step 4: Simplify right side
    587,698.32x = 267,274,861,646.72
  5. Step 5: Solve for x
    x = 267,274,861,646.72/587,698.32
  6. Step 6: Final answer
    x = 454,782.42

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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.