Home / 905,298.83-1,358,046.64-336,613.22

Finding the Fourth Proportional to 905,298.83, 1,358,046.64 and 336,613.22

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Solution

The fourth proportional to 905,298.83, 1,358,046.64 and 336,613.22 is: 504,956.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,298.83 : 1,358,046.64 = 336,613.22 : x
  2. Step 2: Convert to fraction form
    905,298.83/1,358,046.64 = 336,613.22/x
  3. Step 3: Cross multiply
    905,298.83x = 1,358,046.64 × 336,613.22
  4. Step 4: Simplify right side
    905,298.83x = 457,136,451,123.79
  5. Step 5: Solve for x
    x = 457,136,451,123.79/905,298.83
  6. Step 6: Final answer
    x = 504,956.42

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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.