Home / 757,765.53-1,136,829.26-252,330.89

Finding the Fourth Proportional to 757,765.53, 1,136,829.26 and 252,330.89

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Solution

The fourth proportional to 757,765.53, 1,136,829.26 and 252,330.89 is: 378,556.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,765.53 : 1,136,829.26 = 252,330.89 : x
  2. Step 2: Convert to fraction form
    757,765.53/1,136,829.26 = 252,330.89/x
  3. Step 3: Cross multiply
    757,765.53x = 1,136,829.26 × 252,330.89
  4. Step 4: Simplify right side
    757,765.53x = 286,857,133,900.52
  5. Step 5: Solve for x
    x = 286,857,133,900.52/757,765.53
  6. Step 6: Final answer
    x = 378,556.59

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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.