Home / 658,254.70-986,588.25-302,781.34

Finding the Fourth Proportional to 658,254.70, 986,588.25 and 302,781.34

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Solution

The fourth proportional to 658,254.70, 986,588.25 and 302,781.34 is: 453,806.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,254.70 : 986,588.25 = 302,781.34 : x
  2. Step 2: Convert to fraction form
    658,254.70/986,588.25 = 302,781.34/x
  3. Step 3: Cross multiply
    658,254.70x = 986,588.25 × 302,781.34
  4. Step 4: Simplify right side
    658,254.70x = 298,720,512,363.26
  5. Step 5: Solve for x
    x = 298,720,512,363.26/658,254.70
  6. Step 6: Final answer
    x = 453,806.88

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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.