Home / 759,751.93-1,137,698.86-455,954.85

Finding the Fourth Proportional to 759,751.93, 1,137,698.86 and 455,954.85

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Solution

The fourth proportional to 759,751.93, 1,137,698.86 and 455,954.85 is: 682,774.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,751.93 : 1,137,698.86 = 455,954.85 : x
  2. Step 2: Convert to fraction form
    759,751.93/1,137,698.86 = 455,954.85/x
  3. Step 3: Cross multiply
    759,751.93x = 1,137,698.86 × 455,954.85
  4. Step 4: Simplify right side
    759,751.93x = 518,739,313,056.47
  5. Step 5: Solve for x
    x = 518,739,313,056.47/759,751.93
  6. Step 6: Final answer
    x = 682,774.59

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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.