Home / 725,622.44-1,001,289.30-403,313.34

Finding the Fourth Proportional to 725,622.44, 1,001,289.30 and 403,313.34

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Solution

The fourth proportional to 725,622.44, 1,001,289.30 and 403,313.34 is: 556,533.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,622.44 : 1,001,289.30 = 403,313.34 : x
  2. Step 2: Convert to fraction form
    725,622.44/1,001,289.30 = 403,313.34/x
  3. Step 3: Cross multiply
    725,622.44x = 1,001,289.30 × 403,313.34
  4. Step 4: Simplify right side
    725,622.44x = 403,833,331,889.26
  5. Step 5: Solve for x
    x = 403,833,331,889.26/725,622.44
  6. Step 6: Final answer
    x = 556,533.69

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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.