Home / 783,406.22-1,175,194.04-334,174.55

Finding the Fourth Proportional to 783,406.22, 1,175,194.04 and 334,174.55

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Solution

The fourth proportional to 783,406.22, 1,175,194.04 and 334,174.55 is: 501,297.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,406.22 : 1,175,194.04 = 334,174.55 : x
  2. Step 2: Convert to fraction form
    783,406.22/1,175,194.04 = 334,174.55/x
  3. Step 3: Cross multiply
    783,406.22x = 1,175,194.04 × 334,174.55
  4. Step 4: Simplify right side
    783,406.22x = 392,719,931,932.84
  5. Step 5: Solve for x
    x = 392,719,931,932.84/783,406.22
  6. Step 6: Final answer
    x = 501,297.95

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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.