Home / 345,215.30-476,544.42-232,103.66

Finding the Fourth Proportional to 345,215.30, 476,544.42 and 232,103.66

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Solution

The fourth proportional to 345,215.30, 476,544.42 and 232,103.66 is: 320,402.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,215.30 : 476,544.42 = 232,103.66 : x
  2. Step 2: Convert to fraction form
    345,215.30/476,544.42 = 232,103.66/x
  3. Step 3: Cross multiply
    345,215.30x = 476,544.42 × 232,103.66
  4. Step 4: Simplify right side
    345,215.30x = 110,607,701,651.86
  5. Step 5: Solve for x
    x = 110,607,701,651.86/345,215.30
  6. Step 6: Final answer
    x = 320,402.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.