Home / 757,645.24-1,136,652.98-252,205.24

Finding the Fourth Proportional to 757,645.24, 1,136,652.98 and 252,205.24

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Solution

The fourth proportional to 757,645.24, 1,136,652.98 and 252,205.24 is: 378,369.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,645.24 : 1,136,652.98 = 252,205.24 : x
  2. Step 2: Convert to fraction form
    757,645.24/1,136,652.98 = 252,205.24/x
  3. Step 3: Cross multiply
    757,645.24x = 1,136,652.98 × 252,205.24
  4. Step 4: Simplify right side
    757,645.24x = 286,669,837,617.62
  5. Step 5: Solve for x
    x = 286,669,837,617.62/757,645.24
  6. Step 6: Final answer
    x = 378,369.48

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Double scale
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Similar ratio
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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.