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Finding the Fourth Proportional to 533,754.54, 802,552.28 and 492,143.68

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Solution

The fourth proportional to 533,754.54, 802,552.28 and 492,143.68 is: 739,986.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,754.54 : 802,552.28 = 492,143.68 : x
  2. Step 2: Convert to fraction form
    533,754.54/802,552.28 = 492,143.68/x
  3. Step 3: Cross multiply
    533,754.54x = 802,552.28 × 492,143.68
  4. Step 4: Simplify right side
    533,754.54x = 394,971,032,471.59
  5. Step 5: Solve for x
    x = 394,971,032,471.59/533,754.54
  6. Step 6: Final answer
    x = 739,986.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.