Home / 327,596.23-491,397.08-90,957.36

Finding the Fourth Proportional to 327,596.23, 491,397.08 and 90,957.36

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Solution

The fourth proportional to 327,596.23, 491,397.08 and 90,957.36 is: 136,436.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,596.23 : 491,397.08 = 90,957.36 : x
  2. Step 2: Convert to fraction form
    327,596.23/491,397.08 = 90,957.36/x
  3. Step 3: Cross multiply
    327,596.23x = 491,397.08 × 90,957.36
  4. Step 4: Simplify right side
    327,596.23x = 44,696,180,653.72
  5. Step 5: Solve for x
    x = 44,696,180,653.72/327,596.23
  6. Step 6: Final answer
    x = 136,436.80

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1.5x scale

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.