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Finding the Fourth Proportional to 500,509.37, 750,892.03 and 145,523.39

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Solution

The fourth proportional to 500,509.37, 750,892.03 and 145,523.39 is: 218,322.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,509.37 : 750,892.03 = 145,523.39 : x
  2. Step 2: Convert to fraction form
    500,509.37/750,892.03 = 145,523.39/x
  3. Step 3: Cross multiply
    500,509.37x = 750,892.03 × 145,523.39
  4. Step 4: Simplify right side
    500,509.37x = 109,272,353,729.58
  5. Step 5: Solve for x
    x = 109,272,353,729.58/500,509.37
  6. Step 6: Final answer
    x = 218,322.29

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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.