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Finding the Fourth Proportional to 452,587.75, 624,696.81 and 259,103.86

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Solution

The fourth proportional to 452,587.75, 624,696.81 and 259,103.86 is: 357,635.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,587.75 : 624,696.81 = 259,103.86 : x
  2. Step 2: Convert to fraction form
    452,587.75/624,696.81 = 259,103.86/x
  3. Step 3: Cross multiply
    452,587.75x = 624,696.81 × 259,103.86
  4. Step 4: Simplify right side
    452,587.75x = 161,861,355,781.23
  5. Step 5: Solve for x
    x = 161,861,355,781.23/452,587.75
  6. Step 6: Final answer
    x = 357,635.30

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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.