Home / 757,232.96-1,134,220.80-357,274.56

Finding the Fourth Proportional to 757,232.96, 1,134,220.80 and 357,274.56

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Solution

The fourth proportional to 757,232.96, 1,134,220.80 and 357,274.56 is: 535,143.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,232.96 : 1,134,220.80 = 357,274.56 : x
  2. Step 2: Convert to fraction form
    757,232.96/1,134,220.80 = 357,274.56/x
  3. Step 3: Cross multiply
    757,232.96x = 1,134,220.80 × 357,274.56
  4. Step 4: Simplify right side
    757,232.96x = 405,228,237,262.85
  5. Step 5: Solve for x
    x = 405,228,237,262.85/757,232.96
  6. Step 6: Final answer
    x = 535,143.42

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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.