Home / 688,782.88-1,033,251.68-183,363.54

Finding the Fourth Proportional to 688,782.88, 1,033,251.68 and 183,363.54

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Solution

The fourth proportional to 688,782.88, 1,033,251.68 and 183,363.54 is: 275,065.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,782.88 : 1,033,251.68 = 183,363.54 : x
  2. Step 2: Convert to fraction form
    688,782.88/1,033,251.68 = 183,363.54/x
  3. Step 3: Cross multiply
    688,782.88x = 1,033,251.68 × 183,363.54
  4. Step 4: Simplify right side
    688,782.88x = 189,460,685,755.75
  5. Step 5: Solve for x
    x = 189,460,685,755.75/688,782.88
  6. Step 6: Final answer
    x = 275,065.90

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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.