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Finding the Fourth Proportional to 649,694.64, 896,580.59 and 363,214.72

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Solution

The fourth proportional to 649,694.64, 896,580.59 and 363,214.72 is: 501,237.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,694.64 : 896,580.59 = 363,214.72 : x
  2. Step 2: Convert to fraction form
    649,694.64/896,580.59 = 363,214.72/x
  3. Step 3: Cross multiply
    649,694.64x = 896,580.59 × 363,214.72
  4. Step 4: Simplify right side
    649,694.64x = 325,651,267,954.29
  5. Step 5: Solve for x
    x = 325,651,267,954.29/649,694.64
  6. Step 6: Final answer
    x = 501,237.42

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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.