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Finding the Fourth Proportional to 606,487.68, 909,342.24 and 251,746.56

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Solution

The fourth proportional to 606,487.68, 909,342.24 and 251,746.56 is: 377,458.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,487.68 : 909,342.24 = 251,746.56 : x
  2. Step 2: Convert to fraction form
    606,487.68/909,342.24 = 251,746.56/x
  3. Step 3: Cross multiply
    606,487.68x = 909,342.24 × 251,746.56
  4. Step 4: Simplify right side
    606,487.68x = 228,923,780,782.69
  5. Step 5: Solve for x
    x = 228,923,780,782.69/606,487.68
  6. Step 6: Final answer
    x = 377,458.25

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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.