Home / 668,215.63-1,002,423.50-241,851.21

Finding the Fourth Proportional to 668,215.63, 1,002,423.50 and 241,851.21

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Solution

The fourth proportional to 668,215.63, 1,002,423.50 and 241,851.21 is: 362,813.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,215.63 : 1,002,423.50 = 241,851.21 : x
  2. Step 2: Convert to fraction form
    668,215.63/1,002,423.50 = 241,851.21/x
  3. Step 3: Cross multiply
    668,215.63x = 1,002,423.50 × 241,851.21
  4. Step 4: Simplify right side
    668,215.63x = 242,437,335,198.18
  5. Step 5: Solve for x
    x = 242,437,335,198.18/668,215.63
  6. Step 6: Final answer
    x = 362,813.03

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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.