Home / 881,344.98-1,322,017.47-216,496.98

Finding the Fourth Proportional to 881,344.98, 1,322,017.47 and 216,496.98

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Solution

The fourth proportional to 881,344.98, 1,322,017.47 and 216,496.98 is: 324,745.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,344.98 : 1,322,017.47 = 216,496.98 : x
  2. Step 2: Convert to fraction form
    881,344.98/1,322,017.47 = 216,496.98/x
  3. Step 3: Cross multiply
    881,344.98x = 1,322,017.47 × 216,496.98
  4. Step 4: Simplify right side
    881,344.98x = 286,212,789,762.24
  5. Step 5: Solve for x
    x = 286,212,789,762.24/881,344.98
  6. Step 6: Final answer
    x = 324,745.47

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Double scale
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Similar ratio
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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.