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Finding the Fourth Proportional to 461,973.75, 637,523.78 and 250,005.75

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Solution

The fourth proportional to 461,973.75, 637,523.78 and 250,005.75 is: 345,007.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,973.75 : 637,523.78 = 250,005.75 : x
  2. Step 2: Convert to fraction form
    461,973.75/637,523.78 = 250,005.75/x
  3. Step 3: Cross multiply
    461,973.75x = 637,523.78 × 250,005.75
  4. Step 4: Simplify right side
    461,973.75x = 159,384,609,511.71
  5. Step 5: Solve for x
    x = 159,384,609,511.71/461,973.75
  6. Step 6: Final answer
    x = 345,007.94

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1.5x scale

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.