Home / 741,255.21-1,111,972.79-208,776.24

Finding the Fourth Proportional to 741,255.21, 1,111,972.79 and 208,776.24

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Solution

The fourth proportional to 741,255.21, 1,111,972.79 and 208,776.24 is: 313,189.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,255.21 : 1,111,972.79 = 208,776.24 : x
  2. Step 2: Convert to fraction form
    741,255.21/1,111,972.79 = 208,776.24/x
  3. Step 3: Cross multiply
    741,255.21x = 1,111,972.79 × 208,776.24
  4. Step 4: Simplify right side
    741,255.21x = 232,153,497,034.63
  5. Step 5: Solve for x
    x = 232,153,497,034.63/741,255.21
  6. Step 6: Final answer
    x = 313,189.70

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1.5x scale

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.