Home / 426,351.40-588,349.38-235,364.20

Finding the Fourth Proportional to 426,351.40, 588,349.38 and 235,364.20

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Solution

The fourth proportional to 426,351.40, 588,349.38 and 235,364.20 is: 324,794.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,351.40 : 588,349.38 = 235,364.20 : x
  2. Step 2: Convert to fraction form
    426,351.40/588,349.38 = 235,364.20/x
  3. Step 3: Cross multiply
    426,351.40x = 588,349.38 × 235,364.20
  4. Step 4: Simplify right side
    426,351.40x = 138,476,381,144.20
  5. Step 5: Solve for x
    x = 138,476,381,144.20/426,351.40
  6. Step 6: Final answer
    x = 324,794.01

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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.