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Finding the Fourth Proportional to 385,366.66, 576,898.30 and 233,102.93

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Solution

The fourth proportional to 385,366.66, 576,898.30 and 233,102.93 is: 348,957.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,366.66 : 576,898.30 = 233,102.93 : x
  2. Step 2: Convert to fraction form
    385,366.66/576,898.30 = 233,102.93/x
  3. Step 3: Cross multiply
    385,366.66x = 576,898.30 × 233,102.93
  4. Step 4: Simplify right side
    385,366.66x = 134,476,685,910.86
  5. Step 5: Solve for x
    x = 134,476,685,910.86/385,366.66
  6. Step 6: Final answer
    x = 348,957.76

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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.