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Finding the Fourth Proportional to 370,690.98, 511,608.22 and 234,737.34

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Solution

The fourth proportional to 370,690.98, 511,608.22 and 234,737.34 is: 323,972.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,690.98 : 511,608.22 = 234,737.34 : x
  2. Step 2: Convert to fraction form
    370,690.98/511,608.22 = 234,737.34/x
  3. Step 3: Cross multiply
    370,690.98x = 511,608.22 × 234,737.34
  4. Step 4: Simplify right side
    370,690.98x = 120,093,552,684.94
  5. Step 5: Solve for x
    x = 120,093,552,684.94/370,690.98
  6. Step 6: Final answer
    x = 323,972.15

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1.5x scale

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.