Home / 668,165.50-1,002,306.66-169,529.50

Finding the Fourth Proportional to 668,165.50, 1,002,306.66 and 169,529.50

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Solution

The fourth proportional to 668,165.50, 1,002,306.66 and 169,529.50 is: 254,309.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,165.50 : 1,002,306.66 = 169,529.50 : x
  2. Step 2: Convert to fraction form
    668,165.50/1,002,306.66 = 169,529.50/x
  3. Step 3: Cross multiply
    668,165.50x = 1,002,306.66 × 169,529.50
  4. Step 4: Simplify right side
    668,165.50x = 169,920,546,916.47
  5. Step 5: Solve for x
    x = 169,920,546,916.47/668,165.50
  6. Step 6: Final answer
    x = 254,309.07

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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.