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Finding the Fourth Proportional to 602,660.76, 903,994.79 and 203,305.46

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Solution

The fourth proportional to 602,660.76, 903,994.79 and 203,305.46 is: 304,959.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,660.76 : 903,994.79 = 203,305.46 : x
  2. Step 2: Convert to fraction form
    602,660.76/903,994.79 = 203,305.46/x
  3. Step 3: Cross multiply
    602,660.76x = 903,994.79 × 203,305.46
  4. Step 4: Simplify right side
    602,660.76x = 183,787,071,082.05
  5. Step 5: Solve for x
    x = 183,787,071,082.05/602,660.76
  6. Step 6: Final answer
    x = 304,959.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.