Home / 725,903.84-1,089,076.80-371,167.04

Finding the Fourth Proportional to 725,903.84, 1,089,076.80 and 371,167.04

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Solution

The fourth proportional to 725,903.84, 1,089,076.80 and 371,167.04 is: 556,863.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,903.84 : 1,089,076.80 = 371,167.04 : x
  2. Step 2: Convert to fraction form
    725,903.84/1,089,076.80 = 371,167.04/x
  3. Step 3: Cross multiply
    725,903.84x = 1,089,076.80 × 371,167.04
  4. Step 4: Simplify right side
    725,903.84x = 404,229,412,188.67
  5. Step 5: Solve for x
    x = 404,229,412,188.67/725,903.84
  6. Step 6: Final answer
    x = 556,863.58

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1.5x scale

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.