Home / 742,246.74-1,113,371.19-268,821.18

Finding the Fourth Proportional to 742,246.74, 1,113,371.19 and 268,821.18

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Solution

The fourth proportional to 742,246.74, 1,113,371.19 and 268,821.18 is: 403,232.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,246.74 : 1,113,371.19 = 268,821.18 : x
  2. Step 2: Convert to fraction form
    742,246.74/1,113,371.19 = 268,821.18/x
  3. Step 3: Cross multiply
    742,246.74x = 1,113,371.19 × 268,821.18
  4. Step 4: Simplify right side
    742,246.74x = 299,297,757,073.80
  5. Step 5: Solve for x
    x = 299,297,757,073.80/742,246.74
  6. Step 6: Final answer
    x = 403,232.16

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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.