Home / 426,812.20-588,999.62-235,824.23

Finding the Fourth Proportional to 426,812.20, 588,999.62 and 235,824.23

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Solution

The fourth proportional to 426,812.20, 588,999.62 and 235,824.23 is: 325,436.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,812.20 : 588,999.62 = 235,824.23 : x
  2. Step 2: Convert to fraction form
    426,812.20/588,999.62 = 235,824.23/x
  3. Step 3: Cross multiply
    426,812.20x = 588,999.62 × 235,824.23
  4. Step 4: Simplify right side
    426,812.20x = 138,900,378,911.80
  5. Step 5: Solve for x
    x = 138,900,378,911.80/426,812.20
  6. Step 6: Final answer
    x = 325,436.76

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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.