Home / 448,581.35-672,317.94-384,954.23

Finding the Fourth Proportional to 448,581.35, 672,317.94 and 384,954.23

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Solution

The fourth proportional to 448,581.35, 672,317.94 and 384,954.23 is: 576,955.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,581.35 : 672,317.94 = 384,954.23 : x
  2. Step 2: Convert to fraction form
    448,581.35/672,317.94 = 384,954.23/x
  3. Step 3: Cross multiply
    448,581.35x = 672,317.94 × 384,954.23
  4. Step 4: Simplify right side
    448,581.35x = 258,811,634,907.89
  5. Step 5: Solve for x
    x = 258,811,634,907.89/448,581.35
  6. Step 6: Final answer
    x = 576,955.85

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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.