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Finding the Fourth Proportional to 397,663.72, 596,495.58 and 144,963.16

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Solution

The fourth proportional to 397,663.72, 596,495.58 and 144,963.16 is: 217,444.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,663.72 : 596,495.58 = 144,963.16 : x
  2. Step 2: Convert to fraction form
    397,663.72/596,495.58 = 144,963.16/x
  3. Step 3: Cross multiply
    397,663.72x = 596,495.58 × 144,963.16
  4. Step 4: Simplify right side
    397,663.72x = 86,469,884,202.83
  5. Step 5: Solve for x
    x = 86,469,884,202.83/397,663.72
  6. Step 6: Final answer
    x = 217,444.74

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Similar ratio
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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.