Home / 598,910.78-825,512.10-424,539.38

Finding the Fourth Proportional to 598,910.78, 825,512.10 and 424,539.38

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Solution

The fourth proportional to 598,910.78, 825,512.10 and 424,539.38 is: 585,166.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,910.78 : 825,512.10 = 424,539.38 : x
  2. Step 2: Convert to fraction form
    598,910.78/825,512.10 = 424,539.38/x
  3. Step 3: Cross multiply
    598,910.78x = 825,512.10 × 424,539.38
  4. Step 4: Simplify right side
    598,910.78x = 350,462,395,116.50
  5. Step 5: Solve for x
    x = 350,462,395,116.50/598,910.78
  6. Step 6: Final answer
    x = 585,166.28

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1.5x scale

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.