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Finding the Fourth Proportional to 343,425.66, 473,925.51 and 192,519.42

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Solution

The fourth proportional to 343,425.66, 473,925.51 and 192,519.42 is: 265,675.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,425.66 : 473,925.51 = 192,519.42 : x
  2. Step 2: Convert to fraction form
    343,425.66/473,925.51 = 192,519.42/x
  3. Step 3: Cross multiply
    343,425.66x = 473,925.51 × 192,519.42
  4. Step 4: Simplify right side
    343,425.66x = 91,239,864,308.40
  5. Step 5: Solve for x
    x = 91,239,864,308.40/343,425.66
  6. Step 6: Final answer
    x = 265,675.73

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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.