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Finding the Fourth Proportional to 452,696.09, 624,720.46 and 248,760.15

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Solution

The fourth proportional to 452,696.09, 624,720.46 and 248,760.15 is: 343,288.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,696.09 : 624,720.46 = 248,760.15 : x
  2. Step 2: Convert to fraction form
    452,696.09/624,720.46 = 248,760.15/x
  3. Step 3: Cross multiply
    452,696.09x = 624,720.46 × 248,760.15
  4. Step 4: Simplify right side
    452,696.09x = 155,405,555,337.67
  5. Step 5: Solve for x
    x = 155,405,555,337.67/452,696.09
  6. Step 6: Final answer
    x = 343,288.93

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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.