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Finding the Fourth Proportional to 303,434.91, 452,845.08 and 269,805.51

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Solution

The fourth proportional to 303,434.91, 452,845.08 and 269,805.51 is: 402,656.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,434.91 : 452,845.08 = 269,805.51 : x
  2. Step 2: Convert to fraction form
    303,434.91/452,845.08 = 269,805.51/x
  3. Step 3: Cross multiply
    303,434.91x = 452,845.08 × 269,805.51
  4. Step 4: Simplify right side
    303,434.91x = 122,180,097,760.39
  5. Step 5: Solve for x
    x = 122,180,097,760.39/303,434.91
  6. Step 6: Final answer
    x = 402,656.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.