Home / 793,516.89-1,190,320.35-253,820.58

Finding the Fourth Proportional to 793,516.89, 1,190,320.35 and 253,820.58

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Solution

The fourth proportional to 793,516.89, 1,190,320.35 and 253,820.58 is: 380,745.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,516.89 : 1,190,320.35 = 253,820.58 : x
  2. Step 2: Convert to fraction form
    793,516.89/1,190,320.35 = 253,820.58/x
  3. Step 3: Cross multiply
    793,516.89x = 1,190,320.35 × 253,820.58
  4. Step 4: Simplify right side
    793,516.89x = 302,127,801,622.80
  5. Step 5: Solve for x
    x = 302,127,801,622.80/793,516.89
  6. Step 6: Final answer
    x = 380,745.27

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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.