Home / 751,408.52-1,127,285.58-245,985.80

Finding the Fourth Proportional to 751,408.52, 1,127,285.58 and 245,985.80

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Solution

The fourth proportional to 751,408.52, 1,127,285.58 and 245,985.80 is: 369,035.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,408.52 : 1,127,285.58 = 245,985.80 : x
  2. Step 2: Convert to fraction form
    751,408.52/1,127,285.58 = 245,985.80/x
  3. Step 3: Cross multiply
    751,408.52x = 1,127,285.58 × 245,985.80
  4. Step 4: Simplify right side
    751,408.52x = 277,296,245,224.76
  5. Step 5: Solve for x
    x = 277,296,245,224.76/751,408.52
  6. Step 6: Final answer
    x = 369,035.27

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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.