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Finding the Fourth Proportional to 268,546.19, 370,603.22 and 147,696.89

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Solution

The fourth proportional to 268,546.19, 370,603.22 and 147,696.89 is: 203,826.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,546.19 : 370,603.22 = 147,696.89 : x
  2. Step 2: Convert to fraction form
    268,546.19/370,603.22 = 147,696.89/x
  3. Step 3: Cross multiply
    268,546.19x = 370,603.22 × 147,696.89
  4. Step 4: Simplify right side
    268,546.19x = 54,736,940,426.49
  5. Step 5: Solve for x
    x = 54,736,940,426.49/268,546.19
  6. Step 6: Final answer
    x = 203,826.92

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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.