Home / 480,022.30-720,033.45-374,268.70

Finding the Fourth Proportional to 480,022.30, 720,033.45 and 374,268.70

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Solution

The fourth proportional to 480,022.30, 720,033.45 and 374,268.70 is: 561,403.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,022.30 : 720,033.45 = 374,268.70 : x
  2. Step 2: Convert to fraction form
    480,022.30/720,033.45 = 374,268.70/x
  3. Step 3: Cross multiply
    480,022.30x = 720,033.45 × 374,268.70
  4. Step 4: Simplify right side
    480,022.30x = 269,485,983,288.02
  5. Step 5: Solve for x
    x = 269,485,983,288.02/480,022.30
  6. Step 6: Final answer
    x = 561,403.05

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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.