Home / 466,916.05-644,317.72-275,947.21

Finding the Fourth Proportional to 466,916.05, 644,317.72 and 275,947.21

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Solution

The fourth proportional to 466,916.05, 644,317.72 and 275,947.21 is: 380,791.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,916.05 : 644,317.72 = 275,947.21 : x
  2. Step 2: Convert to fraction form
    466,916.05/644,317.72 = 275,947.21/x
  3. Step 3: Cross multiply
    466,916.05x = 644,317.72 × 275,947.21
  4. Step 4: Simplify right side
    466,916.05x = 177,797,677,187.56
  5. Step 5: Solve for x
    x = 177,797,677,187.56/466,916.05
  6. Step 6: Final answer
    x = 380,791.53

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1.5x scale

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.