Home / 1,314,679.77-1,972,315.04-416,175.44

Finding the Fourth Proportional to 1,314,679.77, 1,972,315.04 and 416,175.44

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Solution

The fourth proportional to 1,314,679.77, 1,972,315.04 and 416,175.44 is: 624,356.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,679.77 : 1,972,315.04 = 416,175.44 : x
  2. Step 2: Convert to fraction form
    1,314,679.77/1,972,315.04 = 416,175.44/x
  3. Step 3: Cross multiply
    1,314,679.77x = 1,972,315.04 × 416,175.44
  4. Step 4: Simplify right side
    1,314,679.77x = 820,829,067,648.17
  5. Step 5: Solve for x
    x = 820,829,067,648.17/1,314,679.77
  6. Step 6: Final answer
    x = 624,356.66

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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.