Home / 426,608.29-588,695.20-245,291.41

Finding the Fourth Proportional to 426,608.29, 588,695.20 and 245,291.41

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Solution

The fourth proportional to 426,608.29, 588,695.20 and 245,291.41 is: 338,488.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,608.29 : 588,695.20 = 245,291.41 : x
  2. Step 2: Convert to fraction form
    426,608.29/588,695.20 = 245,291.41/x
  3. Step 3: Cross multiply
    426,608.29x = 588,695.20 × 245,291.41
  4. Step 4: Simplify right side
    426,608.29x = 144,401,875,668.23
  5. Step 5: Solve for x
    x = 144,401,875,668.23/426,608.29
  6. Step 6: Final answer
    x = 338,488.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.