Home / 480,019.60-720,029.40-184,531.60

Finding the Fourth Proportional to 480,019.60, 720,029.40 and 184,531.60

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Solution

The fourth proportional to 480,019.60, 720,029.40 and 184,531.60 is: 276,797.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,019.60 : 720,029.40 = 184,531.60 : x
  2. Step 2: Convert to fraction form
    480,019.60/720,029.40 = 184,531.60/x
  3. Step 3: Cross multiply
    480,019.60x = 720,029.40 × 184,531.60
  4. Step 4: Simplify right side
    480,019.60x = 132,868,177,229.04
  5. Step 5: Solve for x
    x = 132,868,177,229.04/480,019.60
  6. Step 6: Final answer
    x = 276,797.40

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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.