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Finding the Fourth Proportional to 604,498.22, 834,326.78 and 346,548.38

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Solution

The fourth proportional to 604,498.22, 834,326.78 and 346,548.38 is: 478,305.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,498.22 : 834,326.78 = 346,548.38 : x
  2. Step 2: Convert to fraction form
    604,498.22/834,326.78 = 346,548.38/x
  3. Step 3: Cross multiply
    604,498.22x = 834,326.78 × 346,548.38
  4. Step 4: Simplify right side
    604,498.22x = 289,134,593,999.62
  5. Step 5: Solve for x
    x = 289,134,593,999.62/604,498.22
  6. Step 6: Final answer
    x = 478,305.12

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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.