Home / 749,833.92-1,123,338.51-370,310.58

Finding the Fourth Proportional to 749,833.92, 1,123,338.51 and 370,310.58

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Solution

The fourth proportional to 749,833.92, 1,123,338.51 and 370,310.58 is: 554,768.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,833.92 : 1,123,338.51 = 370,310.58 : x
  2. Step 2: Convert to fraction form
    749,833.92/1,123,338.51 = 370,310.58/x
  3. Step 3: Cross multiply
    749,833.92x = 1,123,338.51 × 370,310.58
  4. Step 4: Simplify right side
    749,833.92x = 415,984,135,174.44
  5. Step 5: Solve for x
    x = 415,984,135,174.44/749,833.92
  6. Step 6: Final answer
    x = 554,768.36

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1.5x scale

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.