Home / 394,621.68-544,444.64-224,735.52

Finding the Fourth Proportional to 394,621.68, 544,444.64 and 224,735.52

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Solution

The fourth proportional to 394,621.68, 544,444.64 and 224,735.52 is: 310,059.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,621.68 : 544,444.64 = 224,735.52 : x
  2. Step 2: Convert to fraction form
    394,621.68/544,444.64 = 224,735.52/x
  3. Step 3: Cross multiply
    394,621.68x = 544,444.64 × 224,735.52
  4. Step 4: Simplify right side
    394,621.68x = 122,356,049,281.61
  5. Step 5: Solve for x
    x = 122,356,049,281.61/394,621.68
  6. Step 6: Final answer
    x = 310,059.12

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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.