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Finding the Fourth Proportional to 343,176.20, 514,524.30 and 202,862.60

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Solution

The fourth proportional to 343,176.20, 514,524.30 and 202,862.60 is: 304,152.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,176.20 : 514,524.30 = 202,862.60 : x
  2. Step 2: Convert to fraction form
    343,176.20/514,524.30 = 202,862.60/x
  3. Step 3: Cross multiply
    343,176.20x = 514,524.30 × 202,862.60
  4. Step 4: Simplify right side
    343,176.20x = 104,377,737,261.18
  5. Step 5: Solve for x
    x = 104,377,737,261.18/343,176.20
  6. Step 6: Final answer
    x = 304,152.03

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.