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Finding the Fourth Proportional to 268,294.66, 370,165.88 and 160,825.48

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Solution

The fourth proportional to 268,294.66, 370,165.88 and 160,825.48 is: 221,890.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,294.66 : 370,165.88 = 160,825.48 : x
  2. Step 2: Convert to fraction form
    268,294.66/370,165.88 = 160,825.48/x
  3. Step 3: Cross multiply
    268,294.66x = 370,165.88 × 160,825.48
  4. Step 4: Simplify right side
    268,294.66x = 59,532,105,330.62
  5. Step 5: Solve for x
    x = 59,532,105,330.62/268,294.66
  6. Step 6: Final answer
    x = 221,890.76

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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.