Home / 671,986.66-1,007,961.56-292,907.16

Finding the Fourth Proportional to 671,986.66, 1,007,961.56 and 292,907.16

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Solution

The fourth proportional to 671,986.66, 1,007,961.56 and 292,907.16 is: 439,352.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,986.66 : 1,007,961.56 = 292,907.16 : x
  2. Step 2: Convert to fraction form
    671,986.66/1,007,961.56 = 292,907.16/x
  3. Step 3: Cross multiply
    671,986.66x = 1,007,961.56 × 292,907.16
  4. Step 4: Simplify right side
    671,986.66x = 295,239,157,928.77
  5. Step 5: Solve for x
    x = 295,239,157,928.77/671,986.66
  6. Step 6: Final answer
    x = 439,352.71

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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.