Home / 565,630.20-848,721.78-266,140.53

Finding the Fourth Proportional to 565,630.20, 848,721.78 and 266,140.53

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Solution

The fourth proportional to 565,630.20, 848,721.78 and 266,140.53 is: 399,340.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,630.20 : 848,721.78 = 266,140.53 : x
  2. Step 2: Convert to fraction form
    565,630.20/848,721.78 = 266,140.53/x
  3. Step 3: Cross multiply
    565,630.20x = 848,721.78 × 266,140.53
  4. Step 4: Simplify right side
    565,630.20x = 225,879,264,351.74
  5. Step 5: Solve for x
    x = 225,879,264,351.74/565,630.20
  6. Step 6: Final answer
    x = 399,340.88

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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.