Home / 860,629.64-1,187,668.90-473,450.44

Finding the Fourth Proportional to 860,629.64, 1,187,668.90 and 473,450.44

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Solution

The fourth proportional to 860,629.64, 1,187,668.90 and 473,450.44 is: 653,361.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,629.64 : 1,187,668.90 = 473,450.44 : x
  2. Step 2: Convert to fraction form
    860,629.64/1,187,668.90 = 473,450.44/x
  3. Step 3: Cross multiply
    860,629.64x = 1,187,668.90 × 473,450.44
  4. Step 4: Simplify right side
    860,629.64x = 562,302,363,279.32
  5. Step 5: Solve for x
    x = 562,302,363,279.32/860,629.64
  6. Step 6: Final answer
    x = 653,361.61

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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.