Home / 548,746.85-823,134.85-149,395.79

Finding the Fourth Proportional to 548,746.85, 823,134.85 and 149,395.79

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Solution

The fourth proportional to 548,746.85, 823,134.85 and 149,395.79 is: 224,097.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,746.85 : 823,134.85 = 149,395.79 : x
  2. Step 2: Convert to fraction form
    548,746.85/823,134.85 = 149,395.79/x
  3. Step 3: Cross multiply
    548,746.85x = 823,134.85 × 149,395.79
  4. Step 4: Simplify right side
    548,746.85x = 122,972,877,076.61
  5. Step 5: Solve for x
    x = 122,972,877,076.61/548,746.85
  6. Step 6: Final answer
    x = 224,097.65

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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.