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Finding the Fourth Proportional to 593,051.60, 889,404.60 and 213,928.40

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Solution

The fourth proportional to 593,051.60, 889,404.60 and 213,928.40 is: 320,830.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,051.60 : 889,404.60 = 213,928.40 : x
  2. Step 2: Convert to fraction form
    593,051.60/889,404.60 = 213,928.40/x
  3. Step 3: Cross multiply
    593,051.60x = 889,404.60 × 213,928.40
  4. Step 4: Simplify right side
    593,051.60x = 190,268,903,030.64
  5. Step 5: Solve for x
    x = 190,268,903,030.64/593,051.60
  6. Step 6: Final answer
    x = 320,830.27

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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.