Home / 432,297.52-648,533.76-151,836.64

Finding the Fourth Proportional to 432,297.52, 648,533.76 and 151,836.64

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Solution

The fourth proportional to 432,297.52, 648,533.76 and 151,836.64 is: 227,785.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,297.52 : 648,533.76 = 151,836.64 : x
  2. Step 2: Convert to fraction form
    432,297.52/648,533.76 = 151,836.64/x
  3. Step 3: Cross multiply
    432,297.52x = 648,533.76 × 151,836.64
  4. Step 4: Simplify right side
    432,297.52x = 98,471,187,044.97
  5. Step 5: Solve for x
    x = 98,471,187,044.97/432,297.52
  6. Step 6: Final answer
    x = 227,785.69

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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.