Home / 668,393.14-1,002,648.90-188,625.22

Finding the Fourth Proportional to 668,393.14, 1,002,648.90 and 188,625.22

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Solution

The fourth proportional to 668,393.14, 1,002,648.90 and 188,625.22 is: 282,954.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,393.14 : 1,002,648.90 = 188,625.22 : x
  2. Step 2: Convert to fraction form
    668,393.14/1,002,648.90 = 188,625.22/x
  3. Step 3: Cross multiply
    668,393.14x = 1,002,648.90 × 188,625.22
  4. Step 4: Simplify right side
    668,393.14x = 189,124,869,345.26
  5. Step 5: Solve for x
    x = 189,124,869,345.26/668,393.14
  6. Step 6: Final answer
    x = 282,954.53

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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.