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Finding the Fourth Proportional to 469,004.40, 703,501.50 and 114,018.80

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Solution

The fourth proportional to 469,004.40, 703,501.50 and 114,018.80 is: 171,026.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,004.40 : 703,501.50 = 114,018.80 : x
  2. Step 2: Convert to fraction form
    469,004.40/703,501.50 = 114,018.80/x
  3. Step 3: Cross multiply
    469,004.40x = 703,501.50 × 114,018.80
  4. Step 4: Simplify right side
    469,004.40x = 80,212,396,828.20
  5. Step 5: Solve for x
    x = 80,212,396,828.20/469,004.40
  6. Step 6: Final answer
    x = 171,026.96

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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.