Home / 751,929.66-1,037,668.05-412,400.34

Finding the Fourth Proportional to 751,929.66, 1,037,668.05 and 412,400.34

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Solution

The fourth proportional to 751,929.66, 1,037,668.05 and 412,400.34 is: 569,115.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,929.66 : 1,037,668.05 = 412,400.34 : x
  2. Step 2: Convert to fraction form
    751,929.66/1,037,668.05 = 412,400.34/x
  3. Step 3: Cross multiply
    751,929.66x = 1,037,668.05 × 412,400.34
  4. Step 4: Simplify right side
    751,929.66x = 427,934,656,627.14
  5. Step 5: Solve for x
    x = 427,934,656,627.14/751,929.66
  6. Step 6: Final answer
    x = 569,115.28

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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.