Home / 858,537.63-1,287,830.88-227,451.51

Finding the Fourth Proportional to 858,537.63, 1,287,830.88 and 227,451.51

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Solution

The fourth proportional to 858,537.63, 1,287,830.88 and 227,451.51 is: 341,183.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,537.63 : 1,287,830.88 = 227,451.51 : x
  2. Step 2: Convert to fraction form
    858,537.63/1,287,830.88 = 227,451.51/x
  3. Step 3: Cross multiply
    858,537.63x = 1,287,830.88 × 227,451.51
  4. Step 4: Simplify right side
    858,537.63x = 292,919,078,280.63
  5. Step 5: Solve for x
    x = 292,919,078,280.63/858,537.63
  6. Step 6: Final answer
    x = 341,183.74

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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.