Home / 725,446.44-1,001,036.37-419,476.44

Finding the Fourth Proportional to 725,446.44, 1,001,036.37 and 419,476.44

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Solution

The fourth proportional to 725,446.44, 1,001,036.37 and 419,476.44 is: 578,831.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,446.44 : 1,001,036.37 = 419,476.44 : x
  2. Step 2: Convert to fraction form
    725,446.44/1,001,036.37 = 419,476.44/x
  3. Step 3: Cross multiply
    725,446.44x = 1,001,036.37 × 419,476.44
  4. Step 4: Simplify right side
    725,446.44x = 419,911,172,798.12
  5. Step 5: Solve for x
    x = 419,911,172,798.12/725,446.44
  6. Step 6: Final answer
    x = 578,831.39

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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.