Home / 751,558.38-1,127,725.16-352,239.72

Finding the Fourth Proportional to 751,558.38, 1,127,725.16 and 352,239.72

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Solution

The fourth proportional to 751,558.38, 1,127,725.16 and 352,239.72 is: 528,541.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,558.38 : 1,127,725.16 = 352,239.72 : x
  2. Step 2: Convert to fraction form
    751,558.38/1,127,725.16 = 352,239.72/x
  3. Step 3: Cross multiply
    751,558.38x = 1,127,725.16 × 352,239.72
  4. Step 4: Simplify right side
    751,558.38x = 397,229,592,834.16
  5. Step 5: Solve for x
    x = 397,229,592,834.16/751,558.38
  6. Step 6: Final answer
    x = 528,541.23

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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.