Home / 725,509.14-1,088,262.30-193,030.16

Finding the Fourth Proportional to 725,509.14, 1,088,262.30 and 193,030.16

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Solution

The fourth proportional to 725,509.14, 1,088,262.30 and 193,030.16 is: 289,544.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,509.14 : 1,088,262.30 = 193,030.16 : x
  2. Step 2: Convert to fraction form
    725,509.14/1,088,262.30 = 193,030.16/x
  3. Step 3: Cross multiply
    725,509.14x = 1,088,262.30 × 193,030.16
  4. Step 4: Simplify right side
    725,509.14x = 210,067,441,173.52
  5. Step 5: Solve for x
    x = 210,067,441,173.52/725,509.14
  6. Step 6: Final answer
    x = 289,544.86

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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.