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Finding the Fourth Proportional to 432,295.52, 648,530.77 and 151,834.64

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Solution

The fourth proportional to 432,295.52, 648,530.77 and 151,834.64 is: 227,782.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,295.52 : 648,530.77 = 151,834.64 : x
  2. Step 2: Convert to fraction form
    432,295.52/648,530.77 = 151,834.64/x
  3. Step 3: Cross multiply
    432,295.52x = 648,530.77 × 151,834.64
  4. Step 4: Simplify right side
    432,295.52x = 98,469,437,233.61
  5. Step 5: Solve for x
    x = 98,469,437,233.61/432,295.52
  6. Step 6: Final answer
    x = 227,782.69

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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.