Home / 856,675.86-1,182,147.66-474,694.44

Finding the Fourth Proportional to 856,675.86, 1,182,147.66 and 474,694.44

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Solution

The fourth proportional to 856,675.86, 1,182,147.66 and 474,694.44 is: 655,042.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,675.86 : 1,182,147.66 = 474,694.44 : x
  2. Step 2: Convert to fraction form
    856,675.86/1,182,147.66 = 474,694.44/x
  3. Step 3: Cross multiply
    856,675.86x = 1,182,147.66 × 474,694.44
  4. Step 4: Simplify right side
    856,675.86x = 561,158,921,461.01
  5. Step 5: Solve for x
    x = 561,158,921,461.01/856,675.86
  6. Step 6: Final answer
    x = 655,042.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.