Home / 945,229.08-1,303,678.62-605,728.92

Finding the Fourth Proportional to 945,229.08, 1,303,678.62 and 605,728.92

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Solution

The fourth proportional to 945,229.08, 1,303,678.62 and 605,728.92 is: 835,433.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,229.08 : 1,303,678.62 = 605,728.92 : x
  2. Step 2: Convert to fraction form
    945,229.08/1,303,678.62 = 605,728.92/x
  3. Step 3: Cross multiply
    945,229.08x = 1,303,678.62 × 605,728.92
  4. Step 4: Simplify right side
    945,229.08x = 789,675,842,519.69
  5. Step 5: Solve for x
    x = 789,675,842,519.69/945,229.08
  6. Step 6: Final answer
    x = 835,433.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.