Home / 718,024.70-1,077,033.71-212,588.75

Finding the Fourth Proportional to 718,024.70, 1,077,033.71 and 212,588.75

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Solution

The fourth proportional to 718,024.70, 1,077,033.71 and 212,588.75 is: 318,882.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,024.70 : 1,077,033.71 = 212,588.75 : x
  2. Step 2: Convert to fraction form
    718,024.70/1,077,033.71 = 212,588.75/x
  3. Step 3: Cross multiply
    718,024.70x = 1,077,033.71 × 212,588.75
  4. Step 4: Simplify right side
    718,024.70x = 228,965,253,340.82
  5. Step 5: Solve for x
    x = 228,965,253,340.82/718,024.70
  6. Step 6: Final answer
    x = 318,882.14

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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.