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Finding the Fourth Proportional to 301,604.96, 452,429.04 and 91,259.32

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Solution

The fourth proportional to 301,604.96, 452,429.04 and 91,259.32 is: 136,895.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,604.96 : 452,429.04 = 91,259.32 : x
  2. Step 2: Convert to fraction form
    301,604.96/452,429.04 = 91,259.32/x
  3. Step 3: Cross multiply
    301,604.96x = 452,429.04 × 91,259.32
  4. Step 4: Simplify right side
    301,604.96x = 41,288,366,538.65
  5. Step 5: Solve for x
    x = 41,288,366,538.65/301,604.96
  6. Step 6: Final answer
    x = 136,895.52

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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.