Home / 933,710.02-1,400,478.63-259,801.54

Finding the Fourth Proportional to 933,710.02, 1,400,478.63 and 259,801.54

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Solution

The fourth proportional to 933,710.02, 1,400,478.63 and 259,801.54 is: 389,678.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,710.02 : 1,400,478.63 = 259,801.54 : x
  2. Step 2: Convert to fraction form
    933,710.02/1,400,478.63 = 259,801.54/x
  3. Step 3: Cross multiply
    933,710.02x = 1,400,478.63 × 259,801.54
  4. Step 4: Simplify right side
    933,710.02x = 363,846,504,811.09
  5. Step 5: Solve for x
    x = 363,846,504,811.09/933,710.02
  6. Step 6: Final answer
    x = 389,678.27

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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.