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Finding the Fourth Proportional to 426,610.67, 588,672.36 and 235,612.67

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Solution

The fourth proportional to 426,610.67, 588,672.36 and 235,612.67 is: 325,117.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,610.67 : 588,672.36 = 235,612.67 : x
  2. Step 2: Convert to fraction form
    426,610.67/588,672.36 = 235,612.67/x
  3. Step 3: Cross multiply
    426,610.67x = 588,672.36 × 235,612.67
  4. Step 4: Simplify right side
    426,610.67x = 138,698,663,551.44
  5. Step 5: Solve for x
    x = 138,698,663,551.44/426,610.67
  6. Step 6: Final answer
    x = 325,117.67

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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.