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Finding the Fourth Proportional to 464,894.73, 641,519.52 and 260,906.26

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Solution

The fourth proportional to 464,894.73, 641,519.52 and 260,906.26 is: 360,030.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,894.73 : 641,519.52 = 260,906.26 : x
  2. Step 2: Convert to fraction form
    464,894.73/641,519.52 = 260,906.26/x
  3. Step 3: Cross multiply
    464,894.73x = 641,519.52 × 260,906.26
  4. Step 4: Simplify right side
    464,894.73x = 167,376,455,472.60
  5. Step 5: Solve for x
    x = 167,376,455,472.60/464,894.73
  6. Step 6: Final answer
    x = 360,030.87

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1.5x scale

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.