Home / 856,676.86-1,182,149.04-474,695.44

Finding the Fourth Proportional to 856,676.86, 1,182,149.04 and 474,695.44

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Solution

The fourth proportional to 856,676.86, 1,182,149.04 and 474,695.44 is: 655,043.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,676.86 : 1,182,149.04 = 474,695.44 : x
  2. Step 2: Convert to fraction form
    856,676.86/1,182,149.04 = 474,695.44/x
  3. Step 3: Cross multiply
    856,676.86x = 1,182,149.04 × 474,695.44
  4. Step 4: Simplify right side
    856,676.86x = 561,160,758,688.38
  5. Step 5: Solve for x
    x = 561,160,758,688.38/856,676.86
  6. Step 6: Final answer
    x = 655,043.68

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1.5x scale

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.