Home / 868,557.06-1,303,022.70-269,506.44

Finding the Fourth Proportional to 868,557.06, 1,303,022.70 and 269,506.44

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Solution

The fourth proportional to 868,557.06, 1,303,022.70 and 269,506.44 is: 404,317.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,557.06 : 1,303,022.70 = 269,506.44 : x
  2. Step 2: Convert to fraction form
    868,557.06/1,303,022.70 = 269,506.44/x
  3. Step 3: Cross multiply
    868,557.06x = 1,303,022.70 × 269,506.44
  4. Step 4: Simplify right side
    868,557.06x = 351,173,009,116.19
  5. Step 5: Solve for x
    x = 351,173,009,116.19/868,557.06
  6. Step 6: Final answer
    x = 404,317.72

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1.5x scale

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.