Home / 868,220.16-1,302,379.44-269,266.47

Finding the Fourth Proportional to 868,220.16, 1,302,379.44 and 269,266.47

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Solution

The fourth proportional to 868,220.16, 1,302,379.44 and 269,266.47 is: 403,914.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,220.16 : 1,302,379.44 = 269,266.47 : x
  2. Step 2: Convert to fraction form
    868,220.16/1,302,379.44 = 269,266.47/x
  3. Step 3: Cross multiply
    868,220.16x = 1,302,379.44 × 269,266.47
  4. Step 4: Simplify right side
    868,220.16x = 350,687,114,409.38
  5. Step 5: Solve for x
    x = 350,687,114,409.38/868,220.16
  6. Step 6: Final answer
    x = 403,914.96

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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.