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Finding the Fourth Proportional to 463,668.84, 695,236.50 and 247,260.60

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Solution

The fourth proportional to 463,668.84, 695,236.50 and 247,260.60 is: 370,748.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,668.84 : 695,236.50 = 247,260.60 : x
  2. Step 2: Convert to fraction form
    463,668.84/695,236.50 = 247,260.60/x
  3. Step 3: Cross multiply
    463,668.84x = 695,236.50 × 247,260.60
  4. Step 4: Simplify right side
    463,668.84x = 171,904,594,131.90
  5. Step 5: Solve for x
    x = 171,904,594,131.90/463,668.84
  6. Step 6: Final answer
    x = 370,748.64

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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.