Home / 858,364.02-1,287,595.26-227,261.44

Finding the Fourth Proportional to 858,364.02, 1,287,595.26 and 227,261.44

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Solution

The fourth proportional to 858,364.02, 1,287,595.26 and 227,261.44 is: 340,905.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,364.02 : 1,287,595.26 = 227,261.44 : x
  2. Step 2: Convert to fraction form
    858,364.02/1,287,595.26 = 227,261.44/x
  3. Step 3: Cross multiply
    858,364.02x = 1,287,595.26 × 227,261.44
  4. Step 4: Simplify right side
    858,364.02x = 292,620,752,924.77
  5. Step 5: Solve for x
    x = 292,620,752,924.77/858,364.02
  6. Step 6: Final answer
    x = 340,905.19

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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.