Home / 461,180.74-691,981.28-236,698.79

Finding the Fourth Proportional to 461,180.74, 691,981.28 and 236,698.79

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Solution

The fourth proportional to 461,180.74, 691,981.28 and 236,698.79 is: 355,156.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,180.74 : 691,981.28 = 236,698.79 : x
  2. Step 2: Convert to fraction form
    461,180.74/691,981.28 = 236,698.79/x
  3. Step 3: Cross multiply
    461,180.74x = 691,981.28 × 236,698.79
  4. Step 4: Simplify right side
    461,180.74x = 163,791,131,678.65
  5. Step 5: Solve for x
    x = 163,791,131,678.65/461,180.74
  6. Step 6: Final answer
    x = 355,156.05

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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.