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Finding the Fourth Proportional to 492,250.16, 738,391.17 and 155,293.94

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Solution

The fourth proportional to 492,250.16, 738,391.17 and 155,293.94 is: 232,945.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,250.16 : 738,391.17 = 155,293.94 : x
  2. Step 2: Convert to fraction form
    492,250.16/738,391.17 = 155,293.94/x
  3. Step 3: Cross multiply
    492,250.16x = 738,391.17 × 155,293.94
  4. Step 4: Simplify right side
    492,250.16x = 114,667,674,050.51
  5. Step 5: Solve for x
    x = 114,667,674,050.51/492,250.16
  6. Step 6: Final answer
    x = 232,945.94

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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.