Home / 396,262.08-546,846.72-214,975.20

Finding the Fourth Proportional to 396,262.08, 546,846.72 and 214,975.20

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Solution

The fourth proportional to 396,262.08, 546,846.72 and 214,975.20 is: 296,668.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,262.08 : 546,846.72 = 214,975.20 : x
  2. Step 2: Convert to fraction form
    396,262.08/546,846.72 = 214,975.20/x
  3. Step 3: Cross multiply
    396,262.08x = 546,846.72 × 214,975.20
  4. Step 4: Simplify right side
    396,262.08x = 117,558,483,001.34
  5. Step 5: Solve for x
    x = 117,558,483,001.34/396,262.08
  6. Step 6: Final answer
    x = 296,668.52

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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.