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Finding the Fourth Proportional to 341,317.70, 512,268.15 and 152,069.30

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Solution

The fourth proportional to 341,317.70, 512,268.15 and 152,069.30 is: 228,233.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,317.70 : 512,268.15 = 152,069.30 : x
  2. Step 2: Convert to fraction form
    341,317.70/512,268.15 = 152,069.30/x
  3. Step 3: Cross multiply
    341,317.70x = 512,268.15 × 152,069.30
  4. Step 4: Simplify right side
    341,317.70x = 77,900,258,982.80
  5. Step 5: Solve for x
    x = 77,900,258,982.80/341,317.70
  6. Step 6: Final answer
    x = 228,233.87

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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.