Home / 719,192.47-1,078,508.04-269,668.12

Finding the Fourth Proportional to 719,192.47, 1,078,508.04 and 269,668.12

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Solution

The fourth proportional to 719,192.47, 1,078,508.04 and 269,668.12 is: 404,396.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,192.47 : 1,078,508.04 = 269,668.12 : x
  2. Step 2: Convert to fraction form
    719,192.47/1,078,508.04 = 269,668.12/x
  3. Step 3: Cross multiply
    719,192.47x = 1,078,508.04 × 269,668.12
  4. Step 4: Simplify right side
    719,192.47x = 290,839,235,551.69
  5. Step 5: Solve for x
    x = 290,839,235,551.69/719,192.47
  6. Step 6: Final answer
    x = 404,396.94

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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.