Home / 755,997.36-1,043,275.87-416,465.61

Finding the Fourth Proportional to 755,997.36, 1,043,275.87 and 416,465.61

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Solution

The fourth proportional to 755,997.36, 1,043,275.87 and 416,465.61 is: 574,722.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,997.36 : 1,043,275.87 = 416,465.61 : x
  2. Step 2: Convert to fraction form
    755,997.36/1,043,275.87 = 416,465.61/x
  3. Step 3: Cross multiply
    755,997.36x = 1,043,275.87 × 416,465.61
  4. Step 4: Simplify right side
    755,997.36x = 434,488,521,597.83
  5. Step 5: Solve for x
    x = 434,488,521,597.83/755,997.36
  6. Step 6: Final answer
    x = 574,722.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.