Home / 631,844.46-871,951.26-359,908.44

Finding the Fourth Proportional to 631,844.46, 871,951.26 and 359,908.44

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Solution

The fourth proportional to 631,844.46, 871,951.26 and 359,908.44 is: 496,677.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,844.46 : 871,951.26 = 359,908.44 : x
  2. Step 2: Convert to fraction form
    631,844.46/871,951.26 = 359,908.44/x
  3. Step 3: Cross multiply
    631,844.46x = 871,951.26 × 359,908.44
  4. Step 4: Simplify right side
    631,844.46x = 313,822,617,515.65
  5. Step 5: Solve for x
    x = 313,822,617,515.65/631,844.46
  6. Step 6: Final answer
    x = 496,677.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.