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Finding the Fourth Proportional to 268,466.61, 370,474.43 and 147,606.95

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Solution

The fourth proportional to 268,466.61, 370,474.43 and 147,606.95 is: 203,692.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,466.61 : 370,474.43 = 147,606.95 : x
  2. Step 2: Convert to fraction form
    268,466.61/370,474.43 = 147,606.95/x
  3. Step 3: Cross multiply
    268,466.61x = 370,474.43 × 147,606.95
  4. Step 4: Simplify right side
    268,466.61x = 54,684,601,838.39
  5. Step 5: Solve for x
    x = 54,684,601,838.39/268,466.61
  6. Step 6: Final answer
    x = 203,692.38

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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.