Home / 1,269,251.83-1,903,853.17-309,713.68

Finding the Fourth Proportional to 1,269,251.83, 1,903,853.17 and 309,713.68

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Solution

The fourth proportional to 1,269,251.83, 1,903,853.17 and 309,713.68 is: 464,564.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,251.83 : 1,903,853.17 = 309,713.68 : x
  2. Step 2: Convert to fraction form
    1,269,251.83/1,903,853.17 = 309,713.68/x
  3. Step 3: Cross multiply
    1,269,251.83x = 1,903,853.17 × 309,713.68
  4. Step 4: Simplify right side
    1,269,251.83x = 589,649,371,460.37
  5. Step 5: Solve for x
    x = 589,649,371,460.37/1,269,251.83
  6. Step 6: Final answer
    x = 464,564.52

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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.