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Finding the Fourth Proportional to 576,573.06, 864,942.26 and 177,247.32

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Solution

The fourth proportional to 576,573.06, 864,942.26 and 177,247.32 is: 265,896.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,573.06 : 864,942.26 = 177,247.32 : x
  2. Step 2: Convert to fraction form
    576,573.06/864,942.26 = 177,247.32/x
  3. Step 3: Cross multiply
    576,573.06x = 864,942.26 × 177,247.32
  4. Step 4: Simplify right side
    576,573.06x = 153,308,697,539.74
  5. Step 5: Solve for x
    x = 153,308,697,539.74/576,573.06
  6. Step 6: Final answer
    x = 265,896.39

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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.