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Finding the Fourth Proportional to 593,732.40, 889,286.40 and 488,756.40

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Solution

The fourth proportional to 593,732.40, 889,286.40 and 488,756.40 is: 732,054.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,732.40 : 889,286.40 = 488,756.40 : x
  2. Step 2: Convert to fraction form
    593,732.40/889,286.40 = 488,756.40/x
  3. Step 3: Cross multiply
    593,732.40x = 889,286.40 × 488,756.40
  4. Step 4: Simplify right side
    593,732.40x = 434,644,419,432.96
  5. Step 5: Solve for x
    x = 434,644,419,432.96/593,732.40
  6. Step 6: Final answer
    x = 732,054.41

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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.