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Finding the Fourth Proportional to 607,198.20, 910,068.30 and 252,029.40

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Solution

The fourth proportional to 607,198.20, 910,068.30 and 252,029.40 is: 377,741.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,198.20 : 910,068.30 = 252,029.40 : x
  2. Step 2: Convert to fraction form
    607,198.20/910,068.30 = 252,029.40/x
  3. Step 3: Cross multiply
    607,198.20x = 910,068.30 × 252,029.40
  4. Step 4: Simplify right side
    607,198.20x = 229,363,967,608.02
  5. Step 5: Solve for x
    x = 229,363,967,608.02/607,198.20
  6. Step 6: Final answer
    x = 377,741.51

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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.