Home / 891,554.52-1,337,664.72-359,226.60

Finding the Fourth Proportional to 891,554.52, 1,337,664.72 and 359,226.60

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Solution

The fourth proportional to 891,554.52, 1,337,664.72 and 359,226.60 is: 538,974.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,554.52 : 1,337,664.72 = 359,226.60 : x
  2. Step 2: Convert to fraction form
    891,554.52/1,337,664.72 = 359,226.60/x
  3. Step 3: Cross multiply
    891,554.52x = 1,337,664.72 × 359,226.60
  4. Step 4: Simplify right side
    891,554.52x = 480,524,749,305.55
  5. Step 5: Solve for x
    x = 480,524,749,305.55/891,554.52
  6. Step 6: Final answer
    x = 538,974.05

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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.