Home / 802,645.85-1,107,495.29-475,898.48

Finding the Fourth Proportional to 802,645.85, 1,107,495.29 and 475,898.48

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Solution

The fourth proportional to 802,645.85, 1,107,495.29 and 475,898.48 is: 656,647.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,645.85 : 1,107,495.29 = 475,898.48 : x
  2. Step 2: Convert to fraction form
    802,645.85/1,107,495.29 = 475,898.48/x
  3. Step 3: Cross multiply
    802,645.85x = 1,107,495.29 × 475,898.48
  4. Step 4: Simplify right side
    802,645.85x = 527,055,329,076.64
  5. Step 5: Solve for x
    x = 527,055,329,076.64/802,645.85
  6. Step 6: Final answer
    x = 656,647.42

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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.