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Finding the Fourth Proportional to 469,485.26, 703,991.08 and 334,472.18

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Solution

The fourth proportional to 469,485.26, 703,991.08 and 334,472.18 is: 501,539.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,485.26 : 703,991.08 = 334,472.18 : x
  2. Step 2: Convert to fraction form
    469,485.26/703,991.08 = 334,472.18/x
  3. Step 3: Cross multiply
    469,485.26x = 703,991.08 × 334,472.18
  4. Step 4: Simplify right side
    469,485.26x = 235,465,429,555.79
  5. Step 5: Solve for x
    x = 235,465,429,555.79/469,485.26
  6. Step 6: Final answer
    x = 501,539.56

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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.