Home / 709,106.40-1,063,805.40-236,131.20

Finding the Fourth Proportional to 709,106.40, 1,063,805.40 and 236,131.20

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Solution

The fourth proportional to 709,106.40, 1,063,805.40 and 236,131.20 is: 354,245.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,106.40 : 1,063,805.40 = 236,131.20 : x
  2. Step 2: Convert to fraction form
    709,106.40/1,063,805.40 = 236,131.20/x
  3. Step 3: Cross multiply
    709,106.40x = 1,063,805.40 × 236,131.20
  4. Step 4: Simplify right side
    709,106.40x = 251,197,645,668.48
  5. Step 5: Solve for x
    x = 251,197,645,668.48/709,106.40
  6. Step 6: Final answer
    x = 354,245.35

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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.