Home / 1,109,327.63-1,663,996.28-351,172.80

Finding the Fourth Proportional to 1,109,327.63, 1,663,996.28 and 351,172.80

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Solution

The fourth proportional to 1,109,327.63, 1,663,996.28 and 351,172.80 is: 526,760.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,327.63 : 1,663,996.28 = 351,172.80 : x
  2. Step 2: Convert to fraction form
    1,109,327.63/1,663,996.28 = 351,172.80/x
  3. Step 3: Cross multiply
    1,109,327.63x = 1,663,996.28 × 351,172.80
  4. Step 4: Simplify right side
    1,109,327.63x = 584,350,231,081.32
  5. Step 5: Solve for x
    x = 584,350,231,081.32/1,109,327.63
  6. Step 6: Final answer
    x = 526,760.73

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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.