Home / 360,977.67-498,133.04-199,821.33

Finding the Fourth Proportional to 360,977.67, 498,133.04 and 199,821.33

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Solution

The fourth proportional to 360,977.67, 498,133.04 and 199,821.33 is: 275,744.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,977.67 : 498,133.04 = 199,821.33 : x
  2. Step 2: Convert to fraction form
    360,977.67/498,133.04 = 199,821.33/x
  3. Step 3: Cross multiply
    360,977.67x = 498,133.04 × 199,821.33
  4. Step 4: Simplify right side
    360,977.67x = 99,537,605,570.64
  5. Step 5: Solve for x
    x = 99,537,605,570.64/360,977.67
  6. Step 6: Final answer
    x = 275,744.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.