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Finding the Fourth Proportional to 656,279.70, 982,889.94 and 633,549.93

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Solution

The fourth proportional to 656,279.70, 982,889.94 and 633,549.93 is: 948,848.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,279.70 : 982,889.94 = 633,549.93 : x
  2. Step 2: Convert to fraction form
    656,279.70/982,889.94 = 633,549.93/x
  3. Step 3: Cross multiply
    656,279.70x = 982,889.94 × 633,549.93
  4. Step 4: Simplify right side
    656,279.70x = 622,709,852,684.70
  5. Step 5: Solve for x
    x = 622,709,852,684.70/656,279.70
  6. Step 6: Final answer
    x = 948,848.26

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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.