Home / 526,479-789,533.73-147,297.87

Finding the Fourth Proportional to 526,479, 789,533.73 and 147,297.87

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Solution

The fourth proportional to 526,479, 789,533.73 and 147,297.87 is: 220,895.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,479 : 789,533.73 = 147,297.87 : x
  2. Step 2: Convert to fraction form
    526,479/789,533.73 = 147,297.87/x
  3. Step 3: Cross multiply
    526,479x = 789,533.73 × 147,297.87
  4. Step 4: Simplify right side
    526,479x = 116,296,636,722.16
  5. Step 5: Solve for x
    x = 116,296,636,722.16/526,479
  6. Step 6: Final answer
    x = 220,895.11

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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.