Home / 668,186.24-1,002,182.16-194,744.48

Finding the Fourth Proportional to 668,186.24, 1,002,182.16 and 194,744.48

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Solution

The fourth proportional to 668,186.24, 1,002,182.16 and 194,744.48 is: 292,088.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,186.24 : 1,002,182.16 = 194,744.48 : x
  2. Step 2: Convert to fraction form
    668,186.24/1,002,182.16 = 194,744.48/x
  3. Step 3: Cross multiply
    668,186.24x = 1,002,182.16 × 194,744.48
  4. Step 4: Simplify right side
    668,186.24x = 195,169,443,614.48
  5. Step 5: Solve for x
    x = 195,169,443,614.48/668,186.24
  6. Step 6: Final answer
    x = 292,088.39

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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.