Home / 609,297.12-914,132.52-272,621.16

Finding the Fourth Proportional to 609,297.12, 914,132.52 and 272,621.16

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Solution

The fourth proportional to 609,297.12, 914,132.52 and 272,621.16 is: 409,015.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,297.12 : 914,132.52 = 272,621.16 : x
  2. Step 2: Convert to fraction form
    609,297.12/914,132.52 = 272,621.16/x
  3. Step 3: Cross multiply
    609,297.12x = 914,132.52 × 272,621.16
  4. Step 4: Simplify right side
    609,297.12x = 249,211,867,996.12
  5. Step 5: Solve for x
    x = 249,211,867,996.12/609,297.12
  6. Step 6: Final answer
    x = 409,015.34

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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.