Home / 783,690.19-1,175,549.86-222,739.27

Finding the Fourth Proportional to 783,690.19, 1,175,549.86 and 222,739.27

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Solution

The fourth proportional to 783,690.19, 1,175,549.86 and 222,739.27 is: 334,113.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,690.19 : 1,175,549.86 = 222,739.27 : x
  2. Step 2: Convert to fraction form
    783,690.19/1,175,549.86 = 222,739.27/x
  3. Step 3: Cross multiply
    783,690.19x = 1,175,549.86 × 222,739.27
  4. Step 4: Simplify right side
    783,690.19x = 261,841,115,004.55
  5. Step 5: Solve for x
    x = 261,841,115,004.55/783,690.19
  6. Step 6: Final answer
    x = 334,113.05

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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.