Home / 378,022.16-567,114.60-188,584.40

Finding the Fourth Proportional to 378,022.16, 567,114.60 and 188,584.40

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Solution

The fourth proportional to 378,022.16, 567,114.60 and 188,584.40 is: 282,917.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,022.16 : 567,114.60 = 188,584.40 : x
  2. Step 2: Convert to fraction form
    378,022.16/567,114.60 = 188,584.40/x
  3. Step 3: Cross multiply
    378,022.16x = 567,114.60 × 188,584.40
  4. Step 4: Simplify right side
    378,022.16x = 106,948,966,572.24
  5. Step 5: Solve for x
    x = 106,948,966,572.24/378,022.16
  6. Step 6: Final answer
    x = 282,917.19

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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.