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Finding the Fourth Proportional to 608,227.20, 839,467.44 and 353,615.04

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Solution

The fourth proportional to 608,227.20, 839,467.44 and 353,615.04 is: 488,054.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,227.20 : 839,467.44 = 353,615.04 : x
  2. Step 2: Convert to fraction form
    608,227.20/839,467.44 = 353,615.04/x
  3. Step 3: Cross multiply
    608,227.20x = 839,467.44 × 353,615.04
  4. Step 4: Simplify right side
    608,227.20x = 296,848,312,374.30
  5. Step 5: Solve for x
    x = 296,848,312,374.30/608,227.20
  6. Step 6: Final answer
    x = 488,054.98

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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.