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Finding the Fourth Proportional to 371,518.27, 512,852.16 and 250,823.04

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Solution

The fourth proportional to 371,518.27, 512,852.16 and 250,823.04 is: 346,241.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,518.27 : 512,852.16 = 250,823.04 : x
  2. Step 2: Convert to fraction form
    371,518.27/512,852.16 = 250,823.04/x
  3. Step 3: Cross multiply
    371,518.27x = 512,852.16 × 250,823.04
  4. Step 4: Simplify right side
    371,518.27x = 128,635,134,023.39
  5. Step 5: Solve for x
    x = 128,635,134,023.39/371,518.27
  6. Step 6: Final answer
    x = 346,241.74

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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.