Home / 340,253.42-469,310.55-223,929.83

Finding the Fourth Proportional to 340,253.42, 469,310.55 and 223,929.83

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Solution

The fourth proportional to 340,253.42, 469,310.55 and 223,929.83 is: 308,865.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,253.42 : 469,310.55 = 223,929.83 : x
  2. Step 2: Convert to fraction form
    340,253.42/469,310.55 = 223,929.83/x
  3. Step 3: Cross multiply
    340,253.42x = 469,310.55 × 223,929.83
  4. Step 4: Simplify right side
    340,253.42x = 105,092,633,691.72
  5. Step 5: Solve for x
    x = 105,092,633,691.72/340,253.42
  6. Step 6: Final answer
    x = 308,865.77

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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.