Home / 798,661.74-1,102,175.91-436,108.62

Finding the Fourth Proportional to 798,661.74, 1,102,175.91 and 436,108.62

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Solution

The fourth proportional to 798,661.74, 1,102,175.91 and 436,108.62 is: 601,842.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,661.74 : 1,102,175.91 = 436,108.62 : x
  2. Step 2: Convert to fraction form
    798,661.74/1,102,175.91 = 436,108.62/x
  3. Step 3: Cross multiply
    798,661.74x = 1,102,175.91 × 436,108.62
  4. Step 4: Simplify right side
    798,661.74x = 480,668,415,107.34
  5. Step 5: Solve for x
    x = 480,668,415,107.34/798,661.74
  6. Step 6: Final answer
    x = 601,842.30

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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.