Home / 868,822.60-1,303,233.90-448,918.60

Finding the Fourth Proportional to 868,822.60, 1,303,233.90 and 448,918.60

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Solution

The fourth proportional to 868,822.60, 1,303,233.90 and 448,918.60 is: 673,377.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,822.60 : 1,303,233.90 = 448,918.60 : x
  2. Step 2: Convert to fraction form
    868,822.60/1,303,233.90 = 448,918.60/x
  3. Step 3: Cross multiply
    868,822.60x = 1,303,233.90 × 448,918.60
  4. Step 4: Simplify right side
    868,822.60x = 585,045,937,860.54
  5. Step 5: Solve for x
    x = 585,045,937,860.54/868,822.60
  6. Step 6: Final answer
    x = 673,377.90

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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.