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Finding the Fourth Proportional to 401,529.54, 601,110.98 and 351,706.95

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Solution

The fourth proportional to 401,529.54, 601,110.98 and 351,706.95 is: 526,523.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,529.54 : 601,110.98 = 351,706.95 : x
  2. Step 2: Convert to fraction form
    401,529.54/601,110.98 = 351,706.95/x
  3. Step 3: Cross multiply
    401,529.54x = 601,110.98 × 351,706.95
  4. Step 4: Simplify right side
    401,529.54x = 211,414,908,947.68
  5. Step 5: Solve for x
    x = 211,414,908,947.68/401,529.54
  6. Step 6: Final answer
    x = 526,523.92

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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.