Home / 658,308.28-986,715.66-302,587.24

Finding the Fourth Proportional to 658,308.28, 986,715.66 and 302,587.24

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Solution

The fourth proportional to 658,308.28, 986,715.66 and 302,587.24 is: 453,537.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,308.28 : 986,715.66 = 302,587.24 : x
  2. Step 2: Convert to fraction form
    658,308.28/986,715.66 = 302,587.24/x
  3. Step 3: Cross multiply
    658,308.28x = 986,715.66 × 302,587.24
  4. Step 4: Simplify right side
    658,308.28x = 298,567,568,224.18
  5. Step 5: Solve for x
    x = 298,567,568,224.18/658,308.28
  6. Step 6: Final answer
    x = 453,537.62

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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.