Home / 754,200.32-1,130,944.68-274,090.48

Finding the Fourth Proportional to 754,200.32, 1,130,944.68 and 274,090.48

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Solution

The fourth proportional to 754,200.32, 1,130,944.68 and 274,090.48 is: 411,006.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,200.32 : 1,130,944.68 = 274,090.48 : x
  2. Step 2: Convert to fraction form
    754,200.32/1,130,944.68 = 274,090.48/x
  3. Step 3: Cross multiply
    754,200.32x = 1,130,944.68 × 274,090.48
  4. Step 4: Simplify right side
    754,200.32x = 309,981,173,728.85
  5. Step 5: Solve for x
    x = 309,981,173,728.85/754,200.32
  6. Step 6: Final answer
    x = 411,006.42

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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.