Home / 567,904-851,606.52-212,668.88

Finding the Fourth Proportional to 567,904, 851,606.52 and 212,668.88

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Solution

The fourth proportional to 567,904, 851,606.52 and 212,668.88 is: 318,909.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,904 : 851,606.52 = 212,668.88 : x
  2. Step 2: Convert to fraction form
    567,904/851,606.52 = 212,668.88/x
  3. Step 3: Cross multiply
    567,904x = 851,606.52 × 212,668.88
  4. Step 4: Simplify right side
    567,904x = 181,110,204,809.10
  5. Step 5: Solve for x
    x = 181,110,204,809.10/567,904
  6. Step 6: Final answer
    x = 318,909.89

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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.