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Finding the Fourth Proportional to 593,009.28, 889,680 and 238,272.32

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Solution

The fourth proportional to 593,009.28, 889,680 and 238,272.32 is: 357,475.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,009.28 : 889,680 = 238,272.32 : x
  2. Step 2: Convert to fraction form
    593,009.28/889,680 = 238,272.32/x
  3. Step 3: Cross multiply
    593,009.28x = 889,680 × 238,272.32
  4. Step 4: Simplify right side
    593,009.28x = 211,986,117,657.60
  5. Step 5: Solve for x
    x = 211,986,117,657.60/593,009.28
  6. Step 6: Final answer
    x = 357,475.21

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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.