Home / 856,154.96-1,284,416.49-248,953.83

Finding the Fourth Proportional to 856,154.96, 1,284,416.49 and 248,953.83

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Solution

The fourth proportional to 856,154.96, 1,284,416.49 and 248,953.83 is: 373,484.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,154.96 : 1,284,416.49 = 248,953.83 : x
  2. Step 2: Convert to fraction form
    856,154.96/1,284,416.49 = 248,953.83/x
  3. Step 3: Cross multiply
    856,154.96x = 1,284,416.49 × 248,953.83
  4. Step 4: Simplify right side
    856,154.96x = 319,760,399,217.31
  5. Step 5: Solve for x
    x = 319,760,399,217.31/856,154.96
  6. Step 6: Final answer
    x = 373,484.26

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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.