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Finding the Fourth Proportional to 422,875.06, 583,003.04 and 335,948.58

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Solution

The fourth proportional to 422,875.06, 583,003.04 and 335,948.58 is: 463,160.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,875.06 : 583,003.04 = 335,948.58 : x
  2. Step 2: Convert to fraction form
    422,875.06/583,003.04 = 335,948.58/x
  3. Step 3: Cross multiply
    422,875.06x = 583,003.04 × 335,948.58
  4. Step 4: Simplify right side
    422,875.06x = 195,859,043,423.68
  5. Step 5: Solve for x
    x = 195,859,043,423.68/422,875.06
  6. Step 6: Final answer
    x = 463,160.55

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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.