Home / 426,242.40-588,172.63-235,243.46

Finding the Fourth Proportional to 426,242.40, 588,172.63 and 235,243.46

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Solution

The fourth proportional to 426,242.40, 588,172.63 and 235,243.46 is: 324,612.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,242.40 : 588,172.63 = 235,243.46 : x
  2. Step 2: Convert to fraction form
    426,242.40/588,172.63 = 235,243.46/x
  3. Step 3: Cross multiply
    426,242.40x = 588,172.63 × 235,243.46
  4. Step 4: Simplify right side
    426,242.40x = 138,363,764,558.50
  5. Step 5: Solve for x
    x = 138,363,764,558.50/426,242.40
  6. Step 6: Final answer
    x = 324,612.86

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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.