Home / 719,199.47-1,078,518.54-269,675.12

Finding the Fourth Proportional to 719,199.47, 1,078,518.54 and 269,675.12

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Solution

The fourth proportional to 719,199.47, 1,078,518.54 and 269,675.12 is: 404,407.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,199.47 : 1,078,518.54 = 269,675.12 : x
  2. Step 2: Convert to fraction form
    719,199.47/1,078,518.54 = 269,675.12/x
  3. Step 3: Cross multiply
    719,199.47x = 1,078,518.54 × 269,675.12
  4. Step 4: Simplify right side
    719,199.47x = 290,849,616,696.73
  5. Step 5: Solve for x
    x = 290,849,616,696.73/719,199.47
  6. Step 6: Final answer
    x = 404,407.44

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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.