Home / 396,060.36-546,563.10-214,771.74

Finding the Fourth Proportional to 396,060.36, 546,563.10 and 214,771.74

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Solution

The fourth proportional to 396,060.36, 546,563.10 and 214,771.74 is: 296,384.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,060.36 : 546,563.10 = 214,771.74 : x
  2. Step 2: Convert to fraction form
    396,060.36/546,563.10 = 214,771.74/x
  3. Step 3: Cross multiply
    396,060.36x = 546,563.10 × 214,771.74
  4. Step 4: Simplify right side
    396,060.36x = 117,386,308,006.79
  5. Step 5: Solve for x
    x = 117,386,308,006.79/396,060.36
  6. Step 6: Final answer
    x = 296,384.89

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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.