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Finding the Fourth Proportional to 268,329.46, 370,276.70 and 147,468.14

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Solution

The fourth proportional to 268,329.46, 370,276.70 and 147,468.14 is: 203,496.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,329.46 : 370,276.70 = 147,468.14 : x
  2. Step 2: Convert to fraction form
    268,329.46/370,276.70 = 147,468.14/x
  3. Step 3: Cross multiply
    268,329.46x = 370,276.70 × 147,468.14
  4. Step 4: Simplify right side
    268,329.46x = 54,604,016,234.34
  5. Step 5: Solve for x
    x = 54,604,016,234.34/268,329.46
  6. Step 6: Final answer
    x = 203,496.17

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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.