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Finding the Fourth Proportional to 575,422.58, 863,150.28 and 176,054.51

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Solution

The fourth proportional to 575,422.58, 863,150.28 and 176,054.51 is: 264,086.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,422.58 : 863,150.28 = 176,054.51 : x
  2. Step 2: Convert to fraction form
    575,422.58/863,150.28 = 176,054.51/x
  3. Step 3: Cross multiply
    575,422.58x = 863,150.28 × 176,054.51
  4. Step 4: Simplify right side
    575,422.58x = 151,961,501,099.43
  5. Step 5: Solve for x
    x = 151,961,501,099.43/575,422.58
  6. Step 6: Final answer
    x = 264,086.79

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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.