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Finding the Fourth Proportional to 604,446.64, 834,164.40 and 349,748.44

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Solution

The fourth proportional to 604,446.64, 834,164.40 and 349,748.44 is: 482,669.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,446.64 : 834,164.40 = 349,748.44 : x
  2. Step 2: Convert to fraction form
    604,446.64/834,164.40 = 349,748.44/x
  3. Step 3: Cross multiply
    604,446.64x = 834,164.40 × 349,748.44
  4. Step 4: Simplify right side
    604,446.64x = 291,747,697,603.54
  5. Step 5: Solve for x
    x = 291,747,697,603.54/604,446.64
  6. Step 6: Final answer
    x = 482,669.07

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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.