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Finding the Fourth Proportional to 595,395, 821,658.06 and 327,123

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Solution

The fourth proportional to 595,395, 821,658.06 and 327,123 is: 451,436.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,395 : 821,658.06 = 327,123 : x
  2. Step 2: Convert to fraction form
    595,395/821,658.06 = 327,123/x
  3. Step 3: Cross multiply
    595,395x = 821,658.06 × 327,123
  4. Step 4: Simplify right side
    595,395x = 268,783,249,561.38
  5. Step 5: Solve for x
    x = 268,783,249,561.38/595,395
  6. Step 6: Final answer
    x = 451,436.86

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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.