Home / 318,137.04-439,012.24-174,869.52

Finding the Fourth Proportional to 318,137.04, 439,012.24 and 174,869.52

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Solution

The fourth proportional to 318,137.04, 439,012.24 and 174,869.52 is: 241,310.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,137.04 : 439,012.24 = 174,869.52 : x
  2. Step 2: Convert to fraction form
    318,137.04/439,012.24 = 174,869.52/x
  3. Step 3: Cross multiply
    318,137.04x = 439,012.24 × 174,869.52
  4. Step 4: Simplify right side
    318,137.04x = 76,769,859,682.92
  5. Step 5: Solve for x
    x = 76,769,859,682.92/318,137.04
  6. Step 6: Final answer
    x = 241,310.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.