Home / 859,548.56-1,287,550.94-503,483.09

Finding the Fourth Proportional to 859,548.56, 1,287,550.94 and 503,483.09

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Solution

The fourth proportional to 859,548.56, 1,287,550.94 and 503,483.09 is: 754,186.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,548.56 : 1,287,550.94 = 503,483.09 : x
  2. Step 2: Convert to fraction form
    859,548.56/1,287,550.94 = 503,483.09/x
  3. Step 3: Cross multiply
    859,548.56x = 1,287,550.94 × 503,483.09
  4. Step 4: Simplify right side
    859,548.56x = 648,260,116,848.44
  5. Step 5: Solve for x
    x = 648,260,116,848.44/859,548.56
  6. Step 6: Final answer
    x = 754,186.73

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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.