Home / 426,272.36-588,255.89-235,285.79

Finding the Fourth Proportional to 426,272.36, 588,255.89 and 235,285.79

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Solution

The fourth proportional to 426,272.36, 588,255.89 and 235,285.79 is: 324,694.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,272.36 : 588,255.89 = 235,285.79 : x
  2. Step 2: Convert to fraction form
    426,272.36/588,255.89 = 235,285.79/x
  3. Step 3: Cross multiply
    426,272.36x = 588,255.89 × 235,285.79
  4. Step 4: Simplify right side
    426,272.36x = 138,408,247,683.10
  5. Step 5: Solve for x
    x = 138,408,247,683.10/426,272.36
  6. Step 6: Final answer
    x = 324,694.40

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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.