Home / 668,846.35-1,003,266.85-242,282.35

Finding the Fourth Proportional to 668,846.35, 1,003,266.85 and 242,282.35

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Solution

The fourth proportional to 668,846.35, 1,003,266.85 and 242,282.35 is: 363,422.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,846.35 : 1,003,266.85 = 242,282.35 : x
  2. Step 2: Convert to fraction form
    668,846.35/1,003,266.85 = 242,282.35/x
  3. Step 3: Cross multiply
    668,846.35x = 1,003,266.85 × 242,282.35
  4. Step 4: Simplify right side
    668,846.35x = 243,073,851,197.76
  5. Step 5: Solve for x
    x = 243,073,851,197.76/668,846.35
  6. Step 6: Final answer
    x = 363,422.56

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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.