Home / 545,758.20-818,637.30-335,514.60

Finding the Fourth Proportional to 545,758.20, 818,637.30 and 335,514.60

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Solution

The fourth proportional to 545,758.20, 818,637.30 and 335,514.60 is: 503,271.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,758.20 : 818,637.30 = 335,514.60 : x
  2. Step 2: Convert to fraction form
    545,758.20/818,637.30 = 335,514.60/x
  3. Step 3: Cross multiply
    545,758.20x = 818,637.30 × 335,514.60
  4. Step 4: Simplify right side
    545,758.20x = 274,664,766,254.58
  5. Step 5: Solve for x
    x = 274,664,766,254.58/545,758.20
  6. Step 6: Final answer
    x = 503,271.90

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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.