Home / 943,315.20-1,414,972.80-565,401.60

Finding the Fourth Proportional to 943,315.20, 1,414,972.80 and 565,401.60

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Solution

The fourth proportional to 943,315.20, 1,414,972.80 and 565,401.60 is: 848,102.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,315.20 : 1,414,972.80 = 565,401.60 : x
  2. Step 2: Convert to fraction form
    943,315.20/1,414,972.80 = 565,401.60/x
  3. Step 3: Cross multiply
    943,315.20x = 1,414,972.80 × 565,401.60
  4. Step 4: Simplify right side
    943,315.20x = 800,027,885,076.48
  5. Step 5: Solve for x
    x = 800,027,885,076.48/943,315.20
  6. Step 6: Final answer
    x = 848,102.40

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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.