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Finding the Fourth Proportional to 469,385.61, 703,797.24 and 149,399.26

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Solution

The fourth proportional to 469,385.61, 703,797.24 and 149,399.26 is: 224,009.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,385.61 : 703,797.24 = 149,399.26 : x
  2. Step 2: Convert to fraction form
    469,385.61/703,797.24 = 149,399.26/x
  3. Step 3: Cross multiply
    469,385.61x = 703,797.24 × 149,399.26
  4. Step 4: Simplify right side
    469,385.61x = 105,146,786,846.04
  5. Step 5: Solve for x
    x = 105,146,786,846.04/469,385.61
  6. Step 6: Final answer
    x = 224,009.40

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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.