Home / 356,002.48-491,425.14-233,541.55

Finding the Fourth Proportional to 356,002.48, 491,425.14 and 233,541.55

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Solution

The fourth proportional to 356,002.48, 491,425.14 and 233,541.55 is: 322,380.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,002.48 : 491,425.14 = 233,541.55 : x
  2. Step 2: Convert to fraction form
    356,002.48/491,425.14 = 233,541.55/x
  3. Step 3: Cross multiply
    356,002.48x = 491,425.14 × 233,541.55
  4. Step 4: Simplify right side
    356,002.48x = 114,768,188,904.57
  5. Step 5: Solve for x
    x = 114,768,188,904.57/356,002.48
  6. Step 6: Final answer
    x = 322,380.31

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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.