Home / 448,228.06-672,408.25-160,017.35

Finding the Fourth Proportional to 448,228.06, 672,408.25 and 160,017.35

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Solution

The fourth proportional to 448,228.06, 672,408.25 and 160,017.35 is: 240,049.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,228.06 : 672,408.25 = 160,017.35 : x
  2. Step 2: Convert to fraction form
    448,228.06/672,408.25 = 160,017.35/x
  3. Step 3: Cross multiply
    448,228.06x = 672,408.25 × 160,017.35
  4. Step 4: Simplify right side
    448,228.06x = 107,596,987,203.45
  5. Step 5: Solve for x
    x = 107,596,987,203.45/448,228.06
  6. Step 6: Final answer
    x = 240,049.65

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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.