Home / 770,477.29-1,155,766.66-201,872.33

Finding the Fourth Proportional to 770,477.29, 1,155,766.66 and 201,872.33

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Solution

The fourth proportional to 770,477.29, 1,155,766.66 and 201,872.33 is: 302,821.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,477.29 : 1,155,766.66 = 201,872.33 : x
  2. Step 2: Convert to fraction form
    770,477.29/1,155,766.66 = 201,872.33/x
  3. Step 3: Cross multiply
    770,477.29x = 1,155,766.66 × 201,872.33
  4. Step 4: Simplify right side
    770,477.29x = 233,317,304,242.17
  5. Step 5: Solve for x
    x = 233,317,304,242.17/770,477.29
  6. Step 6: Final answer
    x = 302,821.78

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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.