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Finding the Fourth Proportional to 694,562.30, 973,786.90 and 694,562.30

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Solution

The fourth proportional to 694,562.30, 973,786.90 and 694,562.30 is: 973,786.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,562.30 : 973,786.90 = 694,562.30 : x
  2. Step 2: Convert to fraction form
    694,562.30/973,786.90 = 694,562.30/x
  3. Step 3: Cross multiply
    694,562.30x = 973,786.90 × 694,562.30
  4. Step 4: Simplify right side
    694,562.30x = 676,355,668,973.87
  5. Step 5: Solve for x
    x = 676,355,668,973.87/694,562.30
  6. Step 6: Final answer
    x = 973,786.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.