Home / 725,901.84-1,089,073.80-371,165.04

Finding the Fourth Proportional to 725,901.84, 1,089,073.80 and 371,165.04

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Solution

The fourth proportional to 725,901.84, 1,089,073.80 and 371,165.04 is: 556,860.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,901.84 : 1,089,073.80 = 371,165.04 : x
  2. Step 2: Convert to fraction form
    725,901.84/1,089,073.80 = 371,165.04/x
  3. Step 3: Cross multiply
    725,901.84x = 1,089,073.80 × 371,165.04
  4. Step 4: Simplify right side
    725,901.84x = 404,226,120,539.95
  5. Step 5: Solve for x
    x = 404,226,120,539.95/725,901.84
  6. Step 6: Final answer
    x = 556,860.58

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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.