Home / 773,355.70-1,160,456.38-300,059.74

Finding the Fourth Proportional to 773,355.70, 1,160,456.38 and 300,059.74

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Solution

The fourth proportional to 773,355.70, 1,160,456.38 and 300,059.74 is: 450,253.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,355.70 : 1,160,456.38 = 300,059.74 : x
  2. Step 2: Convert to fraction form
    773,355.70/1,160,456.38 = 300,059.74/x
  3. Step 3: Cross multiply
    773,355.70x = 1,160,456.38 × 300,059.74
  4. Step 4: Simplify right side
    773,355.70x = 348,206,239,664.14
  5. Step 5: Solve for x
    x = 348,206,239,664.14/773,355.70
  6. Step 6: Final answer
    x = 450,253.67

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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.