Home / 666,914.24-1,000,530.50-217,635.94

Finding the Fourth Proportional to 666,914.24, 1,000,530.50 and 217,635.94

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Solution

The fourth proportional to 666,914.24, 1,000,530.50 and 217,635.94 is: 326,505.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,914.24 : 1,000,530.50 = 217,635.94 : x
  2. Step 2: Convert to fraction form
    666,914.24/1,000,530.50 = 217,635.94/x
  3. Step 3: Cross multiply
    666,914.24x = 1,000,530.50 × 217,635.94
  4. Step 4: Simplify right side
    666,914.24x = 217,751,392,276.66
  5. Step 5: Solve for x
    x = 217,751,392,276.66/666,914.24
  6. Step 6: Final answer
    x = 326,505.84

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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.