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Finding the Fourth Proportional to 604,490.44, 834,316.07 and 346,540.61

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Solution

The fourth proportional to 604,490.44, 834,316.07 and 346,540.61 is: 478,294.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,490.44 : 834,316.07 = 346,540.61 : x
  2. Step 2: Convert to fraction form
    604,490.44/834,316.07 = 346,540.61/x
  3. Step 3: Cross multiply
    604,490.44x = 834,316.07 × 346,540.61
  4. Step 4: Simplify right side
    604,490.44x = 289,124,399,830.60
  5. Step 5: Solve for x
    x = 289,124,399,830.60/604,490.44
  6. Step 6: Final answer
    x = 478,294.41

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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.