Home / 910,882.22-1,364,827.82-311,516.37

Finding the Fourth Proportional to 910,882.22, 1,364,827.82 and 311,516.37

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Solution

The fourth proportional to 910,882.22, 1,364,827.82 and 311,516.37 is: 466,763.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,882.22 : 1,364,827.82 = 311,516.37 : x
  2. Step 2: Convert to fraction form
    910,882.22/1,364,827.82 = 311,516.37/x
  3. Step 3: Cross multiply
    910,882.22x = 1,364,827.82 × 311,516.37
  4. Step 4: Simplify right side
    910,882.22x = 425,166,206,603.83
  5. Step 5: Solve for x
    x = 425,166,206,603.83/910,882.22
  6. Step 6: Final answer
    x = 466,763.10

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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.