Home / 668,300.08-1,002,216.74-268,837.24

Finding the Fourth Proportional to 668,300.08, 1,002,216.74 and 268,837.24

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Solution

The fourth proportional to 668,300.08, 1,002,216.74 and 268,837.24 is: 403,161.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,300.08 : 1,002,216.74 = 268,837.24 : x
  2. Step 2: Convert to fraction form
    668,300.08/1,002,216.74 = 268,837.24/x
  3. Step 3: Cross multiply
    668,300.08x = 1,002,216.74 × 268,837.24
  4. Step 4: Simplify right side
    668,300.08x = 269,433,182,263.40
  5. Step 5: Solve for x
    x = 269,433,182,263.40/668,300.08
  6. Step 6: Final answer
    x = 403,161.98

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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.