Home / 324,006.06-486,001.80-146,465.40

Finding the Fourth Proportional to 324,006.06, 486,001.80 and 146,465.40

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Solution

The fourth proportional to 324,006.06, 486,001.80 and 146,465.40 is: 219,694.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,006.06 : 486,001.80 = 146,465.40 : x
  2. Step 2: Convert to fraction form
    324,006.06/486,001.80 = 146,465.40/x
  3. Step 3: Cross multiply
    324,006.06x = 486,001.80 × 146,465.40
  4. Step 4: Simplify right side
    324,006.06x = 71,182,448,037.72
  5. Step 5: Solve for x
    x = 71,182,448,037.72/324,006.06
  6. Step 6: Final answer
    x = 219,694.80

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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.