Home / 758,804.46-1,047,152.90-414,640.41

Finding the Fourth Proportional to 758,804.46, 1,047,152.90 and 414,640.41

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Solution

The fourth proportional to 758,804.46, 1,047,152.90 and 414,640.41 is: 572,205.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,804.46 : 1,047,152.90 = 414,640.41 : x
  2. Step 2: Convert to fraction form
    758,804.46/1,047,152.90 = 414,640.41/x
  3. Step 3: Cross multiply
    758,804.46x = 1,047,152.90 × 414,640.41
  4. Step 4: Simplify right side
    758,804.46x = 434,191,907,843.58
  5. Step 5: Solve for x
    x = 434,191,907,843.58/758,804.46
  6. Step 6: Final answer
    x = 572,205.27

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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.