Home / 396,845.30-595,262.14-97,328.16

Finding the Fourth Proportional to 396,845.30, 595,262.14 and 97,328.16

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Solution

The fourth proportional to 396,845.30, 595,262.14 and 97,328.16 is: 145,990.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,845.30 : 595,262.14 = 97,328.16 : x
  2. Step 2: Convert to fraction form
    396,845.30/595,262.14 = 97,328.16/x
  3. Step 3: Cross multiply
    396,845.30x = 595,262.14 × 97,328.16
  4. Step 4: Simplify right side
    396,845.30x = 57,935,768,803.86
  5. Step 5: Solve for x
    x = 57,935,768,803.86/396,845.30
  6. Step 6: Final answer
    x = 145,990.82

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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.