Home / 774,548.44-1,159,336.23-413,817.82

Finding the Fourth Proportional to 774,548.44, 1,159,336.23 and 413,817.82

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Solution

The fourth proportional to 774,548.44, 1,159,336.23 and 413,817.82 is: 619,398.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,548.44 : 1,159,336.23 = 413,817.82 : x
  2. Step 2: Convert to fraction form
    774,548.44/1,159,336.23 = 413,817.82/x
  3. Step 3: Cross multiply
    774,548.44x = 1,159,336.23 × 413,817.82
  4. Step 4: Simplify right side
    774,548.44x = 479,753,991,345.62
  5. Step 5: Solve for x
    x = 479,753,991,345.62/774,548.44
  6. Step 6: Final answer
    x = 619,398.31

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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.