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Finding the Fourth Proportional to 357,992.27, 537,222.02 and 133,532.26

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Solution

The fourth proportional to 357,992.27, 537,222.02 and 133,532.26 is: 200,385.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,992.27 : 537,222.02 = 133,532.26 : x
  2. Step 2: Convert to fraction form
    357,992.27/537,222.02 = 133,532.26/x
  3. Step 3: Cross multiply
    357,992.27x = 537,222.02 × 133,532.26
  4. Step 4: Simplify right side
    357,992.27x = 71,736,469,693.51
  5. Step 5: Solve for x
    x = 71,736,469,693.51/357,992.27
  6. Step 6: Final answer
    x = 200,385.53

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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.