Home / 792,102.20-1,188,153.30-745,446.20

Finding the Fourth Proportional to 792,102.20, 1,188,153.30 and 745,446.20

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Solution

The fourth proportional to 792,102.20, 1,188,153.30 and 745,446.20 is: 1,118,169.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,102.20 : 1,188,153.30 = 745,446.20 : x
  2. Step 2: Convert to fraction form
    792,102.20/1,188,153.30 = 745,446.20/x
  3. Step 3: Cross multiply
    792,102.20x = 1,188,153.30 × 745,446.20
  4. Step 4: Simplify right side
    792,102.20x = 885,704,362,502.46
  5. Step 5: Solve for x
    x = 885,704,362,502.46/792,102.20
  6. Step 6: Final answer
    x = 1,118,169.30

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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.