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Finding the Fourth Proportional to 555,814.32, 767,026.44 and 301,165.44

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Solution

The fourth proportional to 555,814.32, 767,026.44 and 301,165.44 is: 415,609.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,814.32 : 767,026.44 = 301,165.44 : x
  2. Step 2: Convert to fraction form
    555,814.32/767,026.44 = 301,165.44/x
  3. Step 3: Cross multiply
    555,814.32x = 767,026.44 × 301,165.44
  4. Step 4: Simplify right side
    555,814.32x = 231,001,855,294.23
  5. Step 5: Solve for x
    x = 231,001,855,294.23/555,814.32
  6. Step 6: Final answer
    x = 415,609.76

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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.