Home / 658,237.72-986,609.92-302,516.52

Finding the Fourth Proportional to 658,237.72, 986,609.92 and 302,516.52

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Solution

The fourth proportional to 658,237.72, 986,609.92 and 302,516.52 is: 453,431.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,237.72 : 986,609.92 = 302,516.52 : x
  2. Step 2: Convert to fraction form
    658,237.72/986,609.92 = 302,516.52/x
  3. Step 3: Cross multiply
    658,237.72x = 986,609.92 × 302,516.52
  4. Step 4: Simplify right side
    658,237.72x = 298,465,799,595.88
  5. Step 5: Solve for x
    x = 298,465,799,595.88/658,237.72
  6. Step 6: Final answer
    x = 453,431.63

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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.