Home / 454,143.48-626,712.57-250,190.34

Finding the Fourth Proportional to 454,143.48, 626,712.57 and 250,190.34

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Solution

The fourth proportional to 454,143.48, 626,712.57 and 250,190.34 is: 345,259.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,143.48 : 626,712.57 = 250,190.34 : x
  2. Step 2: Convert to fraction form
    454,143.48/626,712.57 = 250,190.34/x
  3. Step 3: Cross multiply
    454,143.48x = 626,712.57 × 250,190.34
  4. Step 4: Simplify right side
    454,143.48x = 156,797,430,970.57
  5. Step 5: Solve for x
    x = 156,797,430,970.57/454,143.48
  6. Step 6: Final answer
    x = 345,259.68

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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.