Home / 448,339.23-672,669.45-192,064.29

Finding the Fourth Proportional to 448,339.23, 672,669.45 and 192,064.29

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Solution

The fourth proportional to 448,339.23, 672,669.45 and 192,064.29 is: 288,165.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,339.23 : 672,669.45 = 192,064.29 : x
  2. Step 2: Convert to fraction form
    448,339.23/672,669.45 = 192,064.29/x
  3. Step 3: Cross multiply
    448,339.23x = 672,669.45 × 192,064.29
  4. Step 4: Simplify right side
    448,339.23x = 129,195,780,318.94
  5. Step 5: Solve for x
    x = 129,195,780,318.94/448,339.23
  6. Step 6: Final answer
    x = 288,165.24

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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.