Home / 510,964.40-705,131.04-296,228.96

Finding the Fourth Proportional to 510,964.40, 705,131.04 and 296,228.96

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Solution

The fourth proportional to 510,964.40, 705,131.04 and 296,228.96 is: 408,796.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,964.40 : 705,131.04 = 296,228.96 : x
  2. Step 2: Convert to fraction form
    510,964.40/705,131.04 = 296,228.96/x
  3. Step 3: Cross multiply
    510,964.40x = 705,131.04 × 296,228.96
  4. Step 4: Simplify right side
    510,964.40x = 208,880,234,642.92
  5. Step 5: Solve for x
    x = 208,880,234,642.92/510,964.40
  6. Step 6: Final answer
    x = 408,796.06

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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.