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Finding the Fourth Proportional to 473,220.28, 709,831.94 and 118,234.34

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Solution

The fourth proportional to 473,220.28, 709,831.94 and 118,234.34 is: 177,351.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,220.28 : 709,831.94 = 118,234.34 : x
  2. Step 2: Convert to fraction form
    473,220.28/709,831.94 = 118,234.34/x
  3. Step 3: Cross multiply
    473,220.28x = 709,831.94 × 118,234.34
  4. Step 4: Simplify right side
    473,220.28x = 83,926,510,123.43
  5. Step 5: Solve for x
    x = 83,926,510,123.43/473,220.28
  6. Step 6: Final answer
    x = 177,351.89

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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.