Home / 605,233.20-907,849.80-268,435.20

Finding the Fourth Proportional to 605,233.20, 907,849.80 and 268,435.20

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Solution

The fourth proportional to 605,233.20, 907,849.80 and 268,435.20 is: 402,652.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,233.20 : 907,849.80 = 268,435.20 : x
  2. Step 2: Convert to fraction form
    605,233.20/907,849.80 = 268,435.20/x
  3. Step 3: Cross multiply
    605,233.20x = 907,849.80 × 268,435.20
  4. Step 4: Simplify right side
    605,233.20x = 243,698,842,632.96
  5. Step 5: Solve for x
    x = 243,698,842,632.96/605,233.20
  6. Step 6: Final answer
    x = 402,652.80

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Similar ratio
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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.