Home / 558,150.23-770,251.32-303,499.59

Finding the Fourth Proportional to 558,150.23, 770,251.32 and 303,499.59

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Solution

The fourth proportional to 558,150.23, 770,251.32 and 303,499.59 is: 418,831.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,150.23 : 770,251.32 = 303,499.59 : x
  2. Step 2: Convert to fraction form
    558,150.23/770,251.32 = 303,499.59/x
  3. Step 3: Cross multiply
    558,150.23x = 770,251.32 × 303,499.59
  4. Step 4: Simplify right side
    558,150.23x = 233,770,959,816.96
  5. Step 5: Solve for x
    x = 233,770,959,816.96/558,150.23
  6. Step 6: Final answer
    x = 418,831.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.