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Finding the Fourth Proportional to 702,364.26, 1,053,546.26 and 297,620.22

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Solution

The fourth proportional to 702,364.26, 1,053,546.26 and 297,620.22 is: 446,430.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,364.26 : 1,053,546.26 = 297,620.22 : x
  2. Step 2: Convert to fraction form
    702,364.26/1,053,546.26 = 297,620.22/x
  3. Step 3: Cross multiply
    702,364.26x = 1,053,546.26 × 297,620.22
  4. Step 4: Simplify right side
    702,364.26x = 313,556,669,681.38
  5. Step 5: Solve for x
    x = 313,556,669,681.38/702,364.26
  6. Step 6: Final answer
    x = 446,430.27

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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.