Home / 952,673.82-1,428,709.76-312,872.13

Finding the Fourth Proportional to 952,673.82, 1,428,709.76 and 312,872.13

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Solution

The fourth proportional to 952,673.82, 1,428,709.76 and 312,872.13 is: 469,209.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,673.82 : 1,428,709.76 = 312,872.13 : x
  2. Step 2: Convert to fraction form
    952,673.82/1,428,709.76 = 312,872.13/x
  3. Step 3: Cross multiply
    952,673.82x = 1,428,709.76 × 312,872.13
  4. Step 4: Simplify right side
    952,673.82x = 447,003,460,626.85
  5. Step 5: Solve for x
    x = 447,003,460,626.85/952,673.82
  6. Step 6: Final answer
    x = 469,209.35

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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.