Home / 1,107,275.37-1,660,755.28-349,018.23

Finding the Fourth Proportional to 1,107,275.37, 1,660,755.28 and 349,018.23

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Solution

The fourth proportional to 1,107,275.37, 1,660,755.28 and 349,018.23 is: 523,477.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,275.37 : 1,660,755.28 = 349,018.23 : x
  2. Step 2: Convert to fraction form
    1,107,275.37/1,660,755.28 = 349,018.23/x
  3. Step 3: Cross multiply
    1,107,275.37x = 1,660,755.28 × 349,018.23
  4. Step 4: Simplify right side
    1,107,275.37x = 579,633,868,288.75
  5. Step 5: Solve for x
    x = 579,633,868,288.75/1,107,275.37
  6. Step 6: Final answer
    x = 523,477.61

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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.