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Finding the Fourth Proportional to 351,250.40, 526,898.24 and 123,518.08

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Solution

The fourth proportional to 351,250.40, 526,898.24 and 123,518.08 is: 185,285.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,250.40 : 526,898.24 = 123,518.08 : x
  2. Step 2: Convert to fraction form
    351,250.40/526,898.24 = 123,518.08/x
  3. Step 3: Cross multiply
    351,250.40x = 526,898.24 × 123,518.08
  4. Step 4: Simplify right side
    351,250.40x = 65,081,458,960.18
  5. Step 5: Solve for x
    x = 65,081,458,960.18/351,250.40
  6. Step 6: Final answer
    x = 185,285.08

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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.