Home / 550,200.60-825,300.90-370,839.26

Finding the Fourth Proportional to 550,200.60, 825,300.90 and 370,839.26

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Solution

The fourth proportional to 550,200.60, 825,300.90 and 370,839.26 is: 556,258.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,200.60 : 825,300.90 = 370,839.26 : x
  2. Step 2: Convert to fraction form
    550,200.60/825,300.90 = 370,839.26/x
  3. Step 3: Cross multiply
    550,200.60x = 825,300.90 × 370,839.26
  4. Step 4: Simplify right side
    550,200.60x = 306,053,977,096.59
  5. Step 5: Solve for x
    x = 306,053,977,096.59/550,200.60
  6. Step 6: Final answer
    x = 556,258.89

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1.5x scale

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.