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Finding the Fourth Proportional to 565,429.70, 846,926.60 and 265,460.78

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Solution

The fourth proportional to 565,429.70, 846,926.60 and 265,460.78 is: 397,619.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,429.70 : 846,926.60 = 265,460.78 : x
  2. Step 2: Convert to fraction form
    565,429.70/846,926.60 = 265,460.78/x
  3. Step 3: Cross multiply
    565,429.70x = 846,926.60 × 265,460.78
  4. Step 4: Simplify right side
    565,429.70x = 224,825,795,838.75
  5. Step 5: Solve for x
    x = 224,825,795,838.75/565,429.70
  6. Step 6: Final answer
    x = 397,619.36

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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.