Home / 793,872.85-1,095,566.95-449,708.66

Finding the Fourth Proportional to 793,872.85, 1,095,566.95 and 449,708.66

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Solution

The fourth proportional to 793,872.85, 1,095,566.95 and 449,708.66 is: 620,610.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,872.85 : 1,095,566.95 = 449,708.66 : x
  2. Step 2: Convert to fraction form
    793,872.85/1,095,566.95 = 449,708.66/x
  3. Step 3: Cross multiply
    793,872.85x = 1,095,566.95 × 449,708.66
  4. Step 4: Simplify right side
    793,872.85x = 492,685,945,024.79
  5. Step 5: Solve for x
    x = 492,685,945,024.79/793,872.85
  6. Step 6: Final answer
    x = 620,610.65

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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.