Home / 456,962.25-630,409.37-275,573.38

Finding the Fourth Proportional to 456,962.25, 630,409.37 and 275,573.38

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Solution

The fourth proportional to 456,962.25, 630,409.37 and 275,573.38 is: 380,171.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,962.25 : 630,409.37 = 275,573.38 : x
  2. Step 2: Convert to fraction form
    456,962.25/630,409.37 = 275,573.38/x
  3. Step 3: Cross multiply
    456,962.25x = 630,409.37 × 275,573.38
  4. Step 4: Simplify right side
    456,962.25x = 173,724,040,874.57
  5. Step 5: Solve for x
    x = 173,724,040,874.57/456,962.25
  6. Step 6: Final answer
    x = 380,171.54

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1.5x scale

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.