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Finding the Fourth Proportional to 489,202.62, 735,203.61 and 240,059.58

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Solution

The fourth proportional to 489,202.62, 735,203.61 and 240,059.58 is: 360,776.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,202.62 : 735,203.61 = 240,059.58 : x
  2. Step 2: Convert to fraction form
    489,202.62/735,203.61 = 240,059.58/x
  3. Step 3: Cross multiply
    489,202.62x = 735,203.61 × 240,059.58
  4. Step 4: Simplify right side
    489,202.62x = 176,492,669,831.08
  5. Step 5: Solve for x
    x = 176,492,669,831.08/489,202.62
  6. Step 6: Final answer
    x = 360,776.22

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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.