Home / 655,756.06-983,766.66-276,677.74

Finding the Fourth Proportional to 655,756.06, 983,766.66 and 276,677.74

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Solution

The fourth proportional to 655,756.06, 983,766.66 and 276,677.74 is: 415,072.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,756.06 : 983,766.66 = 276,677.74 : x
  2. Step 2: Convert to fraction form
    655,756.06/983,766.66 = 276,677.74/x
  3. Step 3: Cross multiply
    655,756.06x = 983,766.66 × 276,677.74
  4. Step 4: Simplify right side
    655,756.06x = 272,186,336,176.15
  5. Step 5: Solve for x
    x = 272,186,336,176.15/655,756.06
  6. Step 6: Final answer
    x = 415,072.54

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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.