Home / 563,107.51-844,073.73-278,620.51

Finding the Fourth Proportional to 563,107.51, 844,073.73 and 278,620.51

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Solution

The fourth proportional to 563,107.51, 844,073.73 and 278,620.51 is: 417,640.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,107.51 : 844,073.73 = 278,620.51 : x
  2. Step 2: Convert to fraction form
    563,107.51/844,073.73 = 278,620.51/x
  3. Step 3: Cross multiply
    563,107.51x = 844,073.73 × 278,620.51
  4. Step 4: Simplify right side
    563,107.51x = 235,176,252,602.66
  5. Step 5: Solve for x
    x = 235,176,252,602.66/563,107.51
  6. Step 6: Final answer
    x = 417,640.06

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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.