Home / 690,486.93-1,035,974.61-241,331.81

Finding the Fourth Proportional to 690,486.93, 1,035,974.61 and 241,331.81

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Solution

The fourth proportional to 690,486.93, 1,035,974.61 and 241,331.81 is: 362,083.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,486.93 : 1,035,974.61 = 241,331.81 : x
  2. Step 2: Convert to fraction form
    690,486.93/1,035,974.61 = 241,331.81/x
  3. Step 3: Cross multiply
    690,486.93x = 1,035,974.61 × 241,331.81
  4. Step 4: Simplify right side
    690,486.93x = 250,013,622,565.47
  5. Step 5: Solve for x
    x = 250,013,622,565.47/690,486.93
  6. Step 6: Final answer
    x = 362,083.06

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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.