Home / 758,541.15-1,137,977.91-285,226.52

Finding the Fourth Proportional to 758,541.15, 1,137,977.91 and 285,226.52

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Solution

The fourth proportional to 758,541.15, 1,137,977.91 and 285,226.52 is: 427,902.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,541.15 : 1,137,977.91 = 285,226.52 : x
  2. Step 2: Convert to fraction form
    758,541.15/1,137,977.91 = 285,226.52/x
  3. Step 3: Cross multiply
    758,541.15x = 1,137,977.91 × 285,226.52
  4. Step 4: Simplify right side
    758,541.15x = 324,581,473,416.28
  5. Step 5: Solve for x
    x = 324,581,473,416.28/758,541.15
  6. Step 6: Final answer
    x = 427,902.26

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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.