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Finding the Fourth Proportional to 472,887.04, 708,969.48 and 236,399.44

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Solution

The fourth proportional to 472,887.04, 708,969.48 and 236,399.44 is: 354,418.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,887.04 : 708,969.48 = 236,399.44 : x
  2. Step 2: Convert to fraction form
    472,887.04/708,969.48 = 236,399.44/x
  3. Step 3: Cross multiply
    472,887.04x = 708,969.48 × 236,399.44
  4. Step 4: Simplify right side
    472,887.04x = 167,599,988,049.09
  5. Step 5: Solve for x
    x = 167,599,988,049.09/472,887.04
  6. Step 6: Final answer
    x = 354,418.65

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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.