Home / 1,040.11-1,560.14-602.02

Finding the Fourth Proportional to 1,040.11, 1,560.14 and 602.02

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Solution

The fourth proportional to 1,040.11, 1,560.14 and 602.02 is: 903.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040.11 : 1,560.14 = 602.02 : x
  2. Step 2: Convert to fraction form
    1,040.11/1,560.14 = 602.02/x
  3. Step 3: Cross multiply
    1,040.11x = 1,560.14 × 602.02
  4. Step 4: Simplify right side
    1,040.11x = 939,227.68
  5. Step 5: Solve for x
    x = 939,227.68/1,040.11
  6. Step 6: Final answer
    x = 903.01

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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.