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Finding the Fourth Proportional to 452,817.76, 624,894.24 and 248,890.90

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Solution

The fourth proportional to 452,817.76, 624,894.24 and 248,890.90 is: 343,472.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,817.76 : 624,894.24 = 248,890.90 : x
  2. Step 2: Convert to fraction form
    452,817.76/624,894.24 = 248,890.90/x
  3. Step 3: Cross multiply
    452,817.76x = 624,894.24 × 248,890.90
  4. Step 4: Simplify right side
    452,817.76x = 155,530,489,798.42
  5. Step 5: Solve for x
    x = 155,530,489,798.42/452,817.76
  6. Step 6: Final answer
    x = 343,472.59

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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.