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Finding the Fourth Proportional to 324,161.63, 487,307.31 and 300,752.07

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Solution

The fourth proportional to 324,161.63, 487,307.31 and 300,752.07 is: 452,116.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,161.63 : 487,307.31 = 300,752.07 : x
  2. Step 2: Convert to fraction form
    324,161.63/487,307.31 = 300,752.07/x
  3. Step 3: Cross multiply
    324,161.63x = 487,307.31 × 300,752.07
  4. Step 4: Simplify right side
    324,161.63x = 146,558,682,208.63
  5. Step 5: Solve for x
    x = 146,558,682,208.63/324,161.63
  6. Step 6: Final answer
    x = 452,116.08

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1.5x scale

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.