Home / 426,326.12-588,331.46-235,339.06

Finding the Fourth Proportional to 426,326.12, 588,331.46 and 235,339.06

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Solution

The fourth proportional to 426,326.12, 588,331.46 and 235,339.06 is: 324,768.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,326.12 : 588,331.46 = 235,339.06 : x
  2. Step 2: Convert to fraction form
    426,326.12/588,331.46 = 235,339.06/x
  3. Step 3: Cross multiply
    426,326.12x = 588,331.46 × 235,339.06
  4. Step 4: Simplify right side
    426,326.12x = 138,457,368,646.48
  5. Step 5: Solve for x
    x = 138,457,368,646.48/426,326.12
  6. Step 6: Final answer
    x = 324,768.67

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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.