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Finding the Fourth Proportional to 625,469.84, 937,636.04 and 325,598.08

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Solution

The fourth proportional to 625,469.84, 937,636.04 and 325,598.08 is: 488,101.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,469.84 : 937,636.04 = 325,598.08 : x
  2. Step 2: Convert to fraction form
    625,469.84/937,636.04 = 325,598.08/x
  3. Step 3: Cross multiply
    625,469.84x = 937,636.04 × 325,598.08
  4. Step 4: Simplify right side
    625,469.84x = 305,292,494,362.80
  5. Step 5: Solve for x
    x = 305,292,494,362.80/625,469.84
  6. Step 6: Final answer
    x = 488,101.06

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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.