Home / 758,073.15-1,137,044.07-308,841.48

Finding the Fourth Proportional to 758,073.15, 1,137,044.07 and 308,841.48

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Solution

The fourth proportional to 758,073.15, 1,137,044.07 and 308,841.48 is: 463,235.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,073.15 : 1,137,044.07 = 308,841.48 : x
  2. Step 2: Convert to fraction form
    758,073.15/1,137,044.07 = 308,841.48/x
  3. Step 3: Cross multiply
    758,073.15x = 1,137,044.07 × 308,841.48
  4. Step 4: Simplify right side
    758,073.15x = 351,166,373,404.02
  5. Step 5: Solve for x
    x = 351,166,373,404.02/758,073.15
  6. Step 6: Final answer
    x = 463,235.47

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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.