Home / 756,207.84-1,134,645.38-401,134.84

Finding the Fourth Proportional to 756,207.84, 1,134,645.38 and 401,134.84

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Solution

The fourth proportional to 756,207.84, 1,134,645.38 and 401,134.84 is: 601,879.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,207.84 : 1,134,645.38 = 401,134.84 : x
  2. Step 2: Convert to fraction form
    756,207.84/1,134,645.38 = 401,134.84/x
  3. Step 3: Cross multiply
    756,207.84x = 1,134,645.38 × 401,134.84
  4. Step 4: Simplify right side
    756,207.84x = 455,145,792,963.04
  5. Step 5: Solve for x
    x = 455,145,792,963.04/756,207.84
  6. Step 6: Final answer
    x = 601,879.23

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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.