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Finding the Fourth Proportional to 452,806.69, 624,888.22 and 248,864.84

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Solution

The fourth proportional to 452,806.69, 624,888.22 and 248,864.84 is: 343,441.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,806.69 : 624,888.22 = 248,864.84 : x
  2. Step 2: Convert to fraction form
    452,806.69/624,888.22 = 248,864.84/x
  3. Step 3: Cross multiply
    452,806.69x = 624,888.22 × 248,864.84
  4. Step 4: Simplify right side
    452,806.69x = 155,512,706,888.19
  5. Step 5: Solve for x
    x = 155,512,706,888.19/452,806.69
  6. Step 6: Final answer
    x = 343,441.72

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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.