Home / 909,069.75-1,363,801.46-348,104.25

Finding the Fourth Proportional to 909,069.75, 1,363,801.46 and 348,104.25

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Solution

The fourth proportional to 909,069.75, 1,363,801.46 and 348,104.25 is: 522,231.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,069.75 : 1,363,801.46 = 348,104.25 : x
  2. Step 2: Convert to fraction form
    909,069.75/1,363,801.46 = 348,104.25/x
  3. Step 3: Cross multiply
    909,069.75x = 1,363,801.46 × 348,104.25
  4. Step 4: Simplify right side
    909,069.75x = 474,745,082,641.68
  5. Step 5: Solve for x
    x = 474,745,082,641.68/909,069.75
  6. Step 6: Final answer
    x = 522,231.75

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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.