Home / 535,550.16-738,865.24-351,887.54

Finding the Fourth Proportional to 535,550.16, 738,865.24 and 351,887.54

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Solution

The fourth proportional to 535,550.16, 738,865.24 and 351,887.54 is: 485,477.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,550.16 : 738,865.24 = 351,887.54 : x
  2. Step 2: Convert to fraction form
    535,550.16/738,865.24 = 351,887.54/x
  3. Step 3: Cross multiply
    535,550.16x = 738,865.24 × 351,887.54
  4. Step 4: Simplify right side
    535,550.16x = 259,997,467,121.07
  5. Step 5: Solve for x
    x = 259,997,467,121.07/535,550.16
  6. Step 6: Final answer
    x = 485,477.34

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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.