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Finding the Fourth Proportional to 461,676.85, 693,733.01 and 248,602.30

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Solution

The fourth proportional to 461,676.85, 693,733.01 and 248,602.30 is: 373,559.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,676.85 : 693,733.01 = 248,602.30 : x
  2. Step 2: Convert to fraction form
    461,676.85/693,733.01 = 248,602.30/x
  3. Step 3: Cross multiply
    461,676.85x = 693,733.01 × 248,602.30
  4. Step 4: Simplify right side
    461,676.85x = 172,463,618,894.58
  5. Step 5: Solve for x
    x = 172,463,618,894.58/461,676.85
  6. Step 6: Final answer
    x = 373,559.17

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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.