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Finding the Fourth Proportional to 430,287.44, 593,792.52 and 239,291.60

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Solution

The fourth proportional to 430,287.44, 593,792.52 and 239,291.60 is: 330,220.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,287.44 : 593,792.52 = 239,291.60 : x
  2. Step 2: Convert to fraction form
    430,287.44/593,792.52 = 239,291.60/x
  3. Step 3: Cross multiply
    430,287.44x = 593,792.52 × 239,291.60
  4. Step 4: Simplify right side
    430,287.44x = 142,089,562,178.83
  5. Step 5: Solve for x
    x = 142,089,562,178.83/430,287.44
  6. Step 6: Final answer
    x = 330,220.10

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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.