Home / 526,120.25-789,182.02-147,038.48

Finding the Fourth Proportional to 526,120.25, 789,182.02 and 147,038.48

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Solution

The fourth proportional to 526,120.25, 789,182.02 and 147,038.48 is: 220,558.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,120.25 : 789,182.02 = 147,038.48 : x
  2. Step 2: Convert to fraction form
    526,120.25/789,182.02 = 147,038.48/x
  3. Step 3: Cross multiply
    526,120.25x = 789,182.02 × 147,038.48
  4. Step 4: Simplify right side
    526,120.25x = 116,040,124,664.13
  5. Step 5: Solve for x
    x = 116,040,124,664.13/526,120.25
  6. Step 6: Final answer
    x = 220,558.18

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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.