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Finding the Fourth Proportional to 577,644.30, 866,005.65 and 244,946.70

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Solution

The fourth proportional to 577,644.30, 866,005.65 and 244,946.70 is: 367,224.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,644.30 : 866,005.65 = 244,946.70 : x
  2. Step 2: Convert to fraction form
    577,644.30/866,005.65 = 244,946.70/x
  3. Step 3: Cross multiply
    577,644.30x = 866,005.65 × 244,946.70
  4. Step 4: Simplify right side
    577,644.30x = 212,125,226,148.86
  5. Step 5: Solve for x
    x = 212,125,226,148.86/577,644.30
  6. Step 6: Final answer
    x = 367,224.65

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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.