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Finding the Fourth Proportional to 452,717.96, 624,713.39 and 248,758.34

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Solution

The fourth proportional to 452,717.96, 624,713.39 and 248,758.34 is: 343,265.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,717.96 : 624,713.39 = 248,758.34 : x
  2. Step 2: Convert to fraction form
    452,717.96/624,713.39 = 248,758.34/x
  3. Step 3: Cross multiply
    452,717.96x = 624,713.39 × 248,758.34
  4. Step 4: Simplify right side
    452,717.96x = 155,402,665,872.17
  5. Step 5: Solve for x
    x = 155,402,665,872.17/452,717.96
  6. Step 6: Final answer
    x = 343,265.96

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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.