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Finding the Fourth Proportional to 268,477.84, 370,500.84 and 147,626.92

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Solution

The fourth proportional to 268,477.84, 370,500.84 and 147,626.92 is: 203,725.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,477.84 : 370,500.84 = 147,626.92 : x
  2. Step 2: Convert to fraction form
    268,477.84/370,500.84 = 147,626.92/x
  3. Step 3: Cross multiply
    268,477.84x = 370,500.84 × 147,626.92
  4. Step 4: Simplify right side
    268,477.84x = 54,695,897,866.61
  5. Step 5: Solve for x
    x = 54,695,897,866.61/268,477.84
  6. Step 6: Final answer
    x = 203,725.93

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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.