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Finding the Fourth Proportional to 595,648.98, 821,999.97 and 323,717.94

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Solution

The fourth proportional to 595,648.98, 821,999.97 and 323,717.94 is: 446,733.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,648.98 : 821,999.97 = 323,717.94 : x
  2. Step 2: Convert to fraction form
    595,648.98/821,999.97 = 323,717.94/x
  3. Step 3: Cross multiply
    595,648.98x = 821,999.97 × 323,717.94
  4. Step 4: Simplify right side
    595,648.98x = 266,096,136,968.46
  5. Step 5: Solve for x
    x = 266,096,136,968.46/595,648.98
  6. Step 6: Final answer
    x = 446,733.14

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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.