Home / 668,797.03-1,002,581.97-289,478.89

Finding the Fourth Proportional to 668,797.03, 1,002,581.97 and 289,478.89

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Solution

The fourth proportional to 668,797.03, 1,002,581.97 and 289,478.89 is: 433,952.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,797.03 : 1,002,581.97 = 289,478.89 : x
  2. Step 2: Convert to fraction form
    668,797.03/1,002,581.97 = 289,478.89/x
  3. Step 3: Cross multiply
    668,797.03x = 1,002,581.97 × 289,478.89
  4. Step 4: Simplify right side
    668,797.03x = 290,226,315,809.61
  5. Step 5: Solve for x
    x = 290,226,315,809.61/668,797.03
  6. Step 6: Final answer
    x = 433,952.76

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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.