Home / 535,106.28-738,299.70-331,059.18

Finding the Fourth Proportional to 535,106.28, 738,299.70 and 331,059.18

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Solution

The fourth proportional to 535,106.28, 738,299.70 and 331,059.18 is: 456,770.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,106.28 : 738,299.70 = 331,059.18 : x
  2. Step 2: Convert to fraction form
    535,106.28/738,299.70 = 331,059.18/x
  3. Step 3: Cross multiply
    535,106.28x = 738,299.70 × 331,059.18
  4. Step 4: Simplify right side
    535,106.28x = 244,420,893,276.25
  5. Step 5: Solve for x
    x = 244,420,893,276.25/535,106.28
  6. Step 6: Final answer
    x = 456,770.74

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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.