Home / 881,347.23-1,322,020.85-216,499.23

Finding the Fourth Proportional to 881,347.23, 1,322,020.85 and 216,499.23

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Solution

The fourth proportional to 881,347.23, 1,322,020.85 and 216,499.23 is: 324,748.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,347.23 : 1,322,020.85 = 216,499.23 : x
  2. Step 2: Convert to fraction form
    881,347.23/1,322,020.85 = 216,499.23/x
  3. Step 3: Cross multiply
    881,347.23x = 1,322,020.85 × 216,499.23
  4. Step 4: Simplify right side
    881,347.23x = 286,216,494,986.45
  5. Step 5: Solve for x
    x = 286,216,494,986.45/881,347.23
  6. Step 6: Final answer
    x = 324,748.85

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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.