Home / 436,634.20-602,554.26-245,647.72

Finding the Fourth Proportional to 436,634.20, 602,554.26 and 245,647.72

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Solution

The fourth proportional to 436,634.20, 602,554.26 and 245,647.72 is: 338,993.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,634.20 : 602,554.26 = 245,647.72 : x
  2. Step 2: Convert to fraction form
    436,634.20/602,554.26 = 245,647.72/x
  3. Step 3: Cross multiply
    436,634.20x = 602,554.26 × 245,647.72
  4. Step 4: Simplify right side
    436,634.20x = 148,016,080,145.29
  5. Step 5: Solve for x
    x = 148,016,080,145.29/436,634.20
  6. Step 6: Final answer
    x = 338,993.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.