Home / 526,106.90-789,368.74-273,546.66

Finding the Fourth Proportional to 526,106.90, 789,368.74 and 273,546.66

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Solution

The fourth proportional to 526,106.90, 789,368.74 and 273,546.66 is: 410,428.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,106.90 : 789,368.74 = 273,546.66 : x
  2. Step 2: Convert to fraction form
    526,106.90/789,368.74 = 273,546.66/x
  3. Step 3: Cross multiply
    526,106.90x = 789,368.74 × 273,546.66
  4. Step 4: Simplify right side
    526,106.90x = 215,929,182,335.41
  5. Step 5: Solve for x
    x = 215,929,182,335.41/526,106.90
  6. Step 6: Final answer
    x = 410,428.34

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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.