Home / 725,446.96-1,001,037.22-419,476.95

Finding the Fourth Proportional to 725,446.96, 1,001,037.22 and 419,476.95

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Solution

The fourth proportional to 725,446.96, 1,001,037.22 and 419,476.95 is: 578,832.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,446.96 : 1,001,037.22 = 419,476.95 : x
  2. Step 2: Convert to fraction form
    725,446.96/1,001,037.22 = 419,476.95/x
  3. Step 3: Cross multiply
    725,446.96x = 1,001,037.22 × 419,476.95
  4. Step 4: Simplify right side
    725,446.96x = 419,912,038,833.39
  5. Step 5: Solve for x
    x = 419,912,038,833.39/725,446.96
  6. Step 6: Final answer
    x = 578,832.17

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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.