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Finding the Fourth Proportional to 422,650.93, 583,256.79 and 229,063.34

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Solution

The fourth proportional to 422,650.93, 583,256.79 and 229,063.34 is: 316,106.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,650.93 : 583,256.79 = 229,063.34 : x
  2. Step 2: Convert to fraction form
    422,650.93/583,256.79 = 229,063.34/x
  3. Step 3: Cross multiply
    422,650.93x = 583,256.79 × 229,063.34
  4. Step 4: Simplify right side
    422,650.93x = 133,602,746,364.28
  5. Step 5: Solve for x
    x = 133,602,746,364.28/422,650.93
  6. Step 6: Final answer
    x = 316,106.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.