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Finding the Fourth Proportional to 452,707.39, 624,736.02 and 248,771.45

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Solution

The fourth proportional to 452,707.39, 624,736.02 and 248,771.45 is: 343,304.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,707.39 : 624,736.02 = 248,771.45 : x
  2. Step 2: Convert to fraction form
    452,707.39/624,736.02 = 248,771.45/x
  3. Step 3: Cross multiply
    452,707.39x = 624,736.02 × 248,771.45
  4. Step 4: Simplify right side
    452,707.39x = 155,416,485,562.63
  5. Step 5: Solve for x
    x = 155,416,485,562.63/452,707.39
  6. Step 6: Final answer
    x = 343,304.50

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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.