Home / 757,051.34-1,135,244.64-283,404.52

Finding the Fourth Proportional to 757,051.34, 1,135,244.64 and 283,404.52

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Solution

The fourth proportional to 757,051.34, 1,135,244.64 and 283,404.52 is: 424,982.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,051.34 : 1,135,244.64 = 283,404.52 : x
  2. Step 2: Convert to fraction form
    757,051.34/1,135,244.64 = 283,404.52/x
  3. Step 3: Cross multiply
    757,051.34x = 1,135,244.64 × 283,404.52
  4. Step 4: Simplify right side
    757,051.34x = 321,733,456,605.55
  5. Step 5: Solve for x
    x = 321,733,456,605.55/757,051.34
  6. Step 6: Final answer
    x = 424,982.35

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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.