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Finding the Fourth Proportional to 262,989.63, 362,840.23 and 160,908.67

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Solution

The fourth proportional to 262,989.63, 362,840.23 and 160,908.67 is: 222,001.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,989.63 : 362,840.23 = 160,908.67 : x
  2. Step 2: Convert to fraction form
    262,989.63/362,840.23 = 160,908.67/x
  3. Step 3: Cross multiply
    262,989.63x = 362,840.23 × 160,908.67
  4. Step 4: Simplify right side
    262,989.63x = 58,384,138,831.79
  5. Step 5: Solve for x
    x = 58,384,138,831.79/262,989.63
  6. Step 6: Final answer
    x = 222,001.68

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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.