Home / 719,102.84-1,078,374.06-269,578.52

Finding the Fourth Proportional to 719,102.84, 1,078,374.06 and 269,578.52

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Solution

The fourth proportional to 719,102.84, 1,078,374.06 and 269,578.52 is: 404,262.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,102.84 : 1,078,374.06 = 269,578.52 : x
  2. Step 2: Convert to fraction form
    719,102.84/1,078,374.06 = 269,578.52/x
  3. Step 3: Cross multiply
    719,102.84x = 1,078,374.06 × 269,578.52
  4. Step 4: Simplify right side
    719,102.84x = 290,706,483,101.19
  5. Step 5: Solve for x
    x = 290,706,483,101.19/719,102.84
  6. Step 6: Final answer
    x = 404,262.74

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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.