Home / 758,555.83-1,137,999.96-285,241.24

Finding the Fourth Proportional to 758,555.83, 1,137,999.96 and 285,241.24

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Solution

The fourth proportional to 758,555.83, 1,137,999.96 and 285,241.24 is: 427,924.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,555.83 : 1,137,999.96 = 285,241.24 : x
  2. Step 2: Convert to fraction form
    758,555.83/1,137,999.96 = 285,241.24/x
  3. Step 3: Cross multiply
    758,555.83x = 1,137,999.96 × 285,241.24
  4. Step 4: Simplify right side
    758,555.83x = 324,604,519,710.35
  5. Step 5: Solve for x
    x = 324,604,519,710.35/758,555.83
  6. Step 6: Final answer
    x = 427,924.36

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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.