Home / 632,719.80-948,803.22-189,384.12

Finding the Fourth Proportional to 632,719.80, 948,803.22 and 189,384.12

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Solution

The fourth proportional to 632,719.80, 948,803.22 and 189,384.12 is: 283,993.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,719.80 : 948,803.22 = 189,384.12 : x
  2. Step 2: Convert to fraction form
    632,719.80/948,803.22 = 189,384.12/x
  3. Step 3: Cross multiply
    632,719.80x = 948,803.22 × 189,384.12
  4. Step 4: Simplify right side
    632,719.80x = 179,688,262,872.87
  5. Step 5: Solve for x
    x = 179,688,262,872.87/632,719.80
  6. Step 6: Final answer
    x = 283,993.42

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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.