Home / 455,088.48-682,937.43-188,849.25

Finding the Fourth Proportional to 455,088.48, 682,937.43 and 188,849.25

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Solution

The fourth proportional to 455,088.48, 682,937.43 and 188,849.25 is: 283,400.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,088.48 : 682,937.43 = 188,849.25 : x
  2. Step 2: Convert to fraction form
    455,088.48/682,937.43 = 188,849.25/x
  3. Step 3: Cross multiply
    455,088.48x = 682,937.43 × 188,849.25
  4. Step 4: Simplify right side
    455,088.48x = 128,972,221,452.43
  5. Step 5: Solve for x
    x = 128,972,221,452.43/455,088.48
  6. Step 6: Final answer
    x = 283,400.32

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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.