Home / 615,166.20-922,749.30-565,399.80

Finding the Fourth Proportional to 615,166.20, 922,749.30 and 565,399.80

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Solution

The fourth proportional to 615,166.20, 922,749.30 and 565,399.80 is: 848,099.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,166.20 : 922,749.30 = 565,399.80 : x
  2. Step 2: Convert to fraction form
    615,166.20/922,749.30 = 565,399.80/x
  3. Step 3: Cross multiply
    615,166.20x = 922,749.30 × 565,399.80
  4. Step 4: Simplify right side
    615,166.20x = 521,722,269,670.14
  5. Step 5: Solve for x
    x = 521,722,269,670.14/615,166.20
  6. Step 6: Final answer
    x = 848,099.70

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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.