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Finding the Fourth Proportional to 563,244.64, 844,859.67 and 136,783.96

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Solution

The fourth proportional to 563,244.64, 844,859.67 and 136,783.96 is: 205,174.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,244.64 : 844,859.67 = 136,783.96 : x
  2. Step 2: Convert to fraction form
    563,244.64/844,859.67 = 136,783.96/x
  3. Step 3: Cross multiply
    563,244.64x = 844,859.67 × 136,783.96
  4. Step 4: Simplify right side
    563,244.64x = 115,563,248,681.80
  5. Step 5: Solve for x
    x = 115,563,248,681.80/563,244.64
  6. Step 6: Final answer
    x = 205,174.17

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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.