Home / 751,200.48-1,036,676.88-411,683.04

Finding the Fourth Proportional to 751,200.48, 1,036,676.88 and 411,683.04

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Solution

The fourth proportional to 751,200.48, 1,036,676.88 and 411,683.04 is: 568,133.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,200.48 : 1,036,676.88 = 411,683.04 : x
  2. Step 2: Convert to fraction form
    751,200.48/1,036,676.88 = 411,683.04/x
  3. Step 3: Cross multiply
    751,200.48x = 1,036,676.88 × 411,683.04
  4. Step 4: Simplify right side
    751,200.48x = 426,782,289,456.12
  5. Step 5: Solve for x
    x = 426,782,289,456.12/751,200.48
  6. Step 6: Final answer
    x = 568,133.68

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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.