Home / 1,175,805.72-1,763,519.64-322,678.08

Finding the Fourth Proportional to 1,175,805.72, 1,763,519.64 and 322,678.08

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Solution

The fourth proportional to 1,175,805.72, 1,763,519.64 and 322,678.08 is: 483,965.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,805.72 : 1,763,519.64 = 322,678.08 : x
  2. Step 2: Convert to fraction form
    1,175,805.72/1,763,519.64 = 322,678.08/x
  3. Step 3: Cross multiply
    1,175,805.72x = 1,763,519.64 × 322,678.08
  4. Step 4: Simplify right side
    1,175,805.72x = 569,049,131,477.49
  5. Step 5: Solve for x
    x = 569,049,131,477.49/1,175,805.72
  6. Step 6: Final answer
    x = 483,965.27

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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.