Home / 658,479.17-986,956.35-302,746.61

Finding the Fourth Proportional to 658,479.17, 986,956.35 and 302,746.61

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Solution

The fourth proportional to 658,479.17, 986,956.35 and 302,746.61 is: 453,769.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,479.17 : 986,956.35 = 302,746.61 : x
  2. Step 2: Convert to fraction form
    658,479.17/986,956.35 = 302,746.61/x
  3. Step 3: Cross multiply
    658,479.17x = 986,956.35 × 302,746.61
  4. Step 4: Simplify right side
    658,479.17x = 298,797,690,512.57
  5. Step 5: Solve for x
    x = 298,797,690,512.57/658,479.17
  6. Step 6: Final answer
    x = 453,769.39

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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.