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Finding the Fourth Proportional to 257,792.73, 355,796.72 and 150,362.76

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Solution

The fourth proportional to 257,792.73, 355,796.72 and 150,362.76 is: 207,525.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,792.73 : 355,796.72 = 150,362.76 : x
  2. Step 2: Convert to fraction form
    257,792.73/355,796.72 = 150,362.76/x
  3. Step 3: Cross multiply
    257,792.73x = 355,796.72 × 150,362.76
  4. Step 4: Simplify right side
    257,792.73x = 53,498,576,808.87
  5. Step 5: Solve for x
    x = 53,498,576,808.87/257,792.73
  6. Step 6: Final answer
    x = 207,525.55

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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.