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Finding the Fourth Proportional to 604,447.98, 834,171.42 and 349,881.18

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Solution

The fourth proportional to 604,447.98, 834,171.42 and 349,881.18 is: 482,855.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,447.98 : 834,171.42 = 349,881.18 : x
  2. Step 2: Convert to fraction form
    604,447.98/834,171.42 = 349,881.18/x
  3. Step 3: Cross multiply
    604,447.98x = 834,171.42 × 349,881.18
  4. Step 4: Simplify right side
    604,447.98x = 291,860,880,751.88
  5. Step 5: Solve for x
    x = 291,860,880,751.88/604,447.98
  6. Step 6: Final answer
    x = 482,855.25

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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.