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Finding the Fourth Proportional to 604,957.81, 907,367.59 and 161,760.37

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Solution

The fourth proportional to 604,957.81, 907,367.59 and 161,760.37 is: 242,622.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,957.81 : 907,367.59 = 161,760.37 : x
  2. Step 2: Convert to fraction form
    604,957.81/907,367.59 = 161,760.37/x
  3. Step 3: Cross multiply
    604,957.81x = 907,367.59 × 161,760.37
  4. Step 4: Simplify right side
    604,957.81x = 146,776,117,084.41
  5. Step 5: Solve for x
    x = 146,776,117,084.41/604,957.81
  6. Step 6: Final answer
    x = 242,622.07

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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.