Home / 674,220.80-1,010,650.80-336,742.40

Finding the Fourth Proportional to 674,220.80, 1,010,650.80 and 336,742.40

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Solution

The fourth proportional to 674,220.80, 1,010,650.80 and 336,742.40 is: 504,773.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,220.80 : 1,010,650.80 = 336,742.40 : x
  2. Step 2: Convert to fraction form
    674,220.80/1,010,650.80 = 336,742.40/x
  3. Step 3: Cross multiply
    674,220.80x = 1,010,650.80 × 336,742.40
  4. Step 4: Simplify right side
    674,220.80x = 340,328,975,953.92
  5. Step 5: Solve for x
    x = 340,328,975,953.92/674,220.80
  6. Step 6: Final answer
    x = 504,773.77

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.