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Finding the Fourth Proportional to 633,825.60, 950,537.72 and 207,262.88

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Solution

The fourth proportional to 633,825.60, 950,537.72 and 207,262.88 is: 310,828.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,825.60 : 950,537.72 = 207,262.88 : x
  2. Step 2: Convert to fraction form
    633,825.60/950,537.72 = 207,262.88/x
  3. Step 3: Cross multiply
    633,825.60x = 950,537.72 × 207,262.88
  4. Step 4: Simplify right side
    633,825.60x = 197,011,185,395.83
  5. Step 5: Solve for x
    x = 197,011,185,395.83/633,825.60
  6. Step 6: Final answer
    x = 310,828.70

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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.