Home / 426,286.40-588,233.16-235,287.36

Finding the Fourth Proportional to 426,286.40, 588,233.16 and 235,287.36

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Solution

The fourth proportional to 426,286.40, 588,233.16 and 235,287.36 is: 324,673.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,286.40 : 588,233.16 = 235,287.36 : x
  2. Step 2: Convert to fraction form
    426,286.40/588,233.16 = 235,287.36/x
  3. Step 3: Cross multiply
    426,286.40x = 588,233.16 × 235,287.36
  4. Step 4: Simplify right side
    426,286.40x = 138,403,827,280.86
  5. Step 5: Solve for x
    x = 138,403,827,280.86/426,286.40
  6. Step 6: Final answer
    x = 324,673.34

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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.