Home / 725,904.84-1,089,078.30-371,168.04

Finding the Fourth Proportional to 725,904.84, 1,089,078.30 and 371,168.04

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Solution

The fourth proportional to 725,904.84, 1,089,078.30 and 371,168.04 is: 556,865.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,904.84 : 1,089,078.30 = 371,168.04 : x
  2. Step 2: Convert to fraction form
    725,904.84/1,089,078.30 = 371,168.04/x
  3. Step 3: Cross multiply
    725,904.84x = 1,089,078.30 × 371,168.04
  4. Step 4: Simplify right side
    725,904.84x = 404,231,058,017.53
  5. Step 5: Solve for x
    x = 404,231,058,017.53/725,904.84
  6. Step 6: Final answer
    x = 556,865.08

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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.