Home / 1,263,721.50-1,895,582.25-505,904.13

Finding the Fourth Proportional to 1,263,721.50, 1,895,582.25 and 505,904.13

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Solution

The fourth proportional to 1,263,721.50, 1,895,582.25 and 505,904.13 is: 758,856.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,721.50 : 1,895,582.25 = 505,904.13 : x
  2. Step 2: Convert to fraction form
    1,263,721.50/1,895,582.25 = 505,904.13/x
  3. Step 3: Cross multiply
    1,263,721.50x = 1,895,582.25 × 505,904.13
  4. Step 4: Simplify right side
    1,263,721.50x = 958,982,889,029.69
  5. Step 5: Solve for x
    x = 958,982,889,029.69/1,263,721.50
  6. Step 6: Final answer
    x = 758,856.20

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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.