Home / 881,661.72-1,322,453.70-282,652.95

Finding the Fourth Proportional to 881,661.72, 1,322,453.70 and 282,652.95

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Solution

The fourth proportional to 881,661.72, 1,322,453.70 and 282,652.95 is: 423,966.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,661.72 : 1,322,453.70 = 282,652.95 : x
  2. Step 2: Convert to fraction form
    881,661.72/1,322,453.70 = 282,652.95/x
  3. Step 3: Cross multiply
    881,661.72x = 1,322,453.70 × 282,652.95
  4. Step 4: Simplify right side
    881,661.72x = 373,795,439,543.42
  5. Step 5: Solve for x
    x = 373,795,439,543.42/881,661.72
  6. Step 6: Final answer
    x = 423,966.96

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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.