Home / 318,648.80-477,579.54-160,922.36

Finding the Fourth Proportional to 318,648.80, 477,579.54 and 160,922.36

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Solution

The fourth proportional to 318,648.80, 477,579.54 and 160,922.36 is: 241,184.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,648.80 : 477,579.54 = 160,922.36 : x
  2. Step 2: Convert to fraction form
    318,648.80/477,579.54 = 160,922.36/x
  3. Step 3: Cross multiply
    318,648.80x = 477,579.54 × 160,922.36
  4. Step 4: Simplify right side
    318,648.80x = 76,853,226,664.51
  5. Step 5: Solve for x
    x = 76,853,226,664.51/318,648.80
  6. Step 6: Final answer
    x = 241,184.74

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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.