Home / 658,262.70-986,600.25-302,789.34

Finding the Fourth Proportional to 658,262.70, 986,600.25 and 302,789.34

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Solution

The fourth proportional to 658,262.70, 986,600.25 and 302,789.34 is: 453,818.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,262.70 : 986,600.25 = 302,789.34 : x
  2. Step 2: Convert to fraction form
    658,262.70/986,600.25 = 302,789.34/x
  3. Step 3: Cross multiply
    658,262.70x = 986,600.25 × 302,789.34
  4. Step 4: Simplify right side
    658,262.70x = 298,732,038,541.34
  5. Step 5: Solve for x
    x = 298,732,038,541.34/658,262.70
  6. Step 6: Final answer
    x = 453,818.88

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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.