Home / 426,100.40-588,017.96-235,113.74

Finding the Fourth Proportional to 426,100.40, 588,017.96 and 235,113.74

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Solution

The fourth proportional to 426,100.40, 588,017.96 and 235,113.74 is: 324,456.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,100.40 : 588,017.96 = 235,113.74 : x
  2. Step 2: Convert to fraction form
    426,100.40/588,017.96 = 235,113.74/x
  3. Step 3: Cross multiply
    426,100.40x = 588,017.96 × 235,113.74
  4. Step 4: Simplify right side
    426,100.40x = 138,251,101,762.77
  5. Step 5: Solve for x
    x = 138,251,101,762.77/426,100.40
  6. Step 6: Final answer
    x = 324,456.63

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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.