Home / 673,614.20-1,010,688.60-274,284.20

Finding the Fourth Proportional to 673,614.20, 1,010,688.60 and 274,284.20

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Solution

The fourth proportional to 673,614.20, 1,010,688.60 and 274,284.20 is: 411,535.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,614.20 : 1,010,688.60 = 274,284.20 : x
  2. Step 2: Convert to fraction form
    673,614.20/1,010,688.60 = 274,284.20/x
  3. Step 3: Cross multiply
    673,614.20x = 1,010,688.60 × 274,284.20
  4. Step 4: Simplify right side
    673,614.20x = 277,215,914,100.12
  5. Step 5: Solve for x
    x = 277,215,914,100.12/673,614.20
  6. Step 6: Final answer
    x = 411,535.14

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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.