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Finding the Fourth Proportional to 610,466.84, 915,575.57 and 231,256.83

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Solution

The fourth proportional to 610,466.84, 915,575.57 and 231,256.83 is: 346,838.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,466.84 : 915,575.57 = 231,256.83 : x
  2. Step 2: Convert to fraction form
    610,466.84/915,575.57 = 231,256.83/x
  3. Step 3: Cross multiply
    610,466.84x = 915,575.57 × 231,256.83
  4. Step 4: Simplify right side
    610,466.84x = 211,733,107,087.98
  5. Step 5: Solve for x
    x = 211,733,107,087.98/610,466.84
  6. Step 6: Final answer
    x = 346,838.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.