Home / 605,244.96-907,721.64-268,099.20

Finding the Fourth Proportional to 605,244.96, 907,721.64 and 268,099.20

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Solution

The fourth proportional to 605,244.96, 907,721.64 and 268,099.20 is: 402,084.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,244.96 : 907,721.64 = 268,099.20 : x
  2. Step 2: Convert to fraction form
    605,244.96/907,721.64 = 268,099.20/x
  3. Step 3: Cross multiply
    605,244.96x = 907,721.64 × 268,099.20
  4. Step 4: Simplify right side
    605,244.96x = 243,359,445,506.69
  5. Step 5: Solve for x
    x = 243,359,445,506.69/605,244.96
  6. Step 6: Final answer
    x = 402,084.22

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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.