Home / 942,185.28-1,413,286.47-268,266.09

Finding the Fourth Proportional to 942,185.28, 1,413,286.47 and 268,266.09

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Solution

The fourth proportional to 942,185.28, 1,413,286.47 and 268,266.09 is: 402,401.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,185.28 : 1,413,286.47 = 268,266.09 : x
  2. Step 2: Convert to fraction form
    942,185.28/1,413,286.47 = 268,266.09/x
  3. Step 3: Cross multiply
    942,185.28x = 1,413,286.47 × 268,266.09
  4. Step 4: Simplify right side
    942,185.28x = 379,136,835,356.80
  5. Step 5: Solve for x
    x = 379,136,835,356.80/942,185.28
  6. Step 6: Final answer
    x = 402,401.57

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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.