Home / 948,362.67-1,422,542.39-442,754.19

Finding the Fourth Proportional to 948,362.67, 1,422,542.39 and 442,754.19

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Solution

The fourth proportional to 948,362.67, 1,422,542.39 and 442,754.19 is: 664,130.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,362.67 : 1,422,542.39 = 442,754.19 : x
  2. Step 2: Convert to fraction form
    948,362.67/1,422,542.39 = 442,754.19/x
  3. Step 3: Cross multiply
    948,362.67x = 1,422,542.39 × 442,754.19
  4. Step 4: Simplify right side
    948,362.67x = 629,836,601,411.34
  5. Step 5: Solve for x
    x = 629,836,601,411.34/948,362.67
  6. Step 6: Final answer
    x = 664,130.53

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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.