Home / 746,252-1,119,378-272,679.20

Finding the Fourth Proportional to 746,252, 1,119,378 and 272,679.20

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Solution

The fourth proportional to 746,252, 1,119,378 and 272,679.20 is: 409,018.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,252 : 1,119,378 = 272,679.20 : x
  2. Step 2: Convert to fraction form
    746,252/1,119,378 = 272,679.20/x
  3. Step 3: Cross multiply
    746,252x = 1,119,378 × 272,679.20
  4. Step 4: Simplify right side
    746,252x = 305,231,097,537.60
  5. Step 5: Solve for x
    x = 305,231,097,537.60/746,252
  6. Step 6: Final answer
    x = 409,018.80

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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.