Home / 1,314,679.98-1,972,315.35-416,175.60

Finding the Fourth Proportional to 1,314,679.98, 1,972,315.35 and 416,175.60

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Solution

The fourth proportional to 1,314,679.98, 1,972,315.35 and 416,175.60 is: 624,356.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,679.98 : 1,972,315.35 = 416,175.60 : x
  2. Step 2: Convert to fraction form
    1,314,679.98/1,972,315.35 = 416,175.60/x
  3. Step 3: Cross multiply
    1,314,679.98x = 1,972,315.35 × 416,175.60
  4. Step 4: Simplify right side
    1,314,679.98x = 820,829,524,175.46
  5. Step 5: Solve for x
    x = 820,829,524,175.46/1,314,679.98
  6. Step 6: Final answer
    x = 624,356.91

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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.