Home / 802,515.36-1,203,930.39-297,080.22

Finding the Fourth Proportional to 802,515.36, 1,203,930.39 and 297,080.22

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Solution

The fourth proportional to 802,515.36, 1,203,930.39 and 297,080.22 is: 445,678.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,515.36 : 1,203,930.39 = 297,080.22 : x
  2. Step 2: Convert to fraction form
    802,515.36/1,203,930.39 = 297,080.22/x
  3. Step 3: Cross multiply
    802,515.36x = 1,203,930.39 × 297,080.22
  4. Step 4: Simplify right side
    802,515.36x = 357,663,905,125.89
  5. Step 5: Solve for x
    x = 357,663,905,125.89/802,515.36
  6. Step 6: Final answer
    x = 445,678.58

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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.