Home / 740,951.28-1,111,310.55-235,445.67

Finding the Fourth Proportional to 740,951.28, 1,111,310.55 and 235,445.67

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Solution

The fourth proportional to 740,951.28, 1,111,310.55 and 235,445.67 is: 353,131.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,951.28 : 1,111,310.55 = 235,445.67 : x
  2. Step 2: Convert to fraction form
    740,951.28/1,111,310.55 = 235,445.67/x
  3. Step 3: Cross multiply
    740,951.28x = 1,111,310.55 × 235,445.67
  4. Step 4: Simplify right side
    740,951.28x = 261,653,257,022.82
  5. Step 5: Solve for x
    x = 261,653,257,022.82/740,951.28
  6. Step 6: Final answer
    x = 353,131.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.