Home / 658,258.70-986,594.25-302,785.34

Finding the Fourth Proportional to 658,258.70, 986,594.25 and 302,785.34

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Solution

The fourth proportional to 658,258.70, 986,594.25 and 302,785.34 is: 453,812.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,258.70 : 986,594.25 = 302,785.34 : x
  2. Step 2: Convert to fraction form
    658,258.70/986,594.25 = 302,785.34/x
  3. Step 3: Cross multiply
    658,258.70x = 986,594.25 × 302,785.34
  4. Step 4: Simplify right side
    658,258.70x = 298,726,275,428.30
  5. Step 5: Solve for x
    x = 298,726,275,428.30/658,258.70
  6. Step 6: Final answer
    x = 453,812.88

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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.