Home / 276,825.60-382,013.01-169,395.30

Finding the Fourth Proportional to 276,825.60, 382,013.01 and 169,395.30

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Solution

The fourth proportional to 276,825.60, 382,013.01 and 169,395.30 is: 233,761.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,825.60 : 382,013.01 = 169,395.30 : x
  2. Step 2: Convert to fraction form
    276,825.60/382,013.01 = 169,395.30/x
  3. Step 3: Cross multiply
    276,825.60x = 382,013.01 × 169,395.30
  4. Step 4: Simplify right side
    276,825.60x = 64,711,208,432.85
  5. Step 5: Solve for x
    x = 64,711,208,432.85/276,825.60
  6. Step 6: Final answer
    x = 233,761.65

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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.