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Finding the Fourth Proportional to 593,055.60, 889,410.60 and 213,932.40

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Solution

The fourth proportional to 593,055.60, 889,410.60 and 213,932.40 is: 320,836.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,055.60 : 889,410.60 = 213,932.40 : x
  2. Step 2: Convert to fraction form
    593,055.60/889,410.60 = 213,932.40/x
  3. Step 3: Cross multiply
    593,055.60x = 889,410.60 × 213,932.40
  4. Step 4: Simplify right side
    593,055.60x = 190,273,744,243.44
  5. Step 5: Solve for x
    x = 190,273,744,243.44/593,055.60
  6. Step 6: Final answer
    x = 320,836.27

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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.