Home / 948,601.60-1,422,902.40-388,038.40

Finding the Fourth Proportional to 948,601.60, 1,422,902.40 and 388,038.40

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Solution

The fourth proportional to 948,601.60, 1,422,902.40 and 388,038.40 is: 582,057.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,601.60 : 1,422,902.40 = 388,038.40 : x
  2. Step 2: Convert to fraction form
    948,601.60/1,422,902.40 = 388,038.40/x
  3. Step 3: Cross multiply
    948,601.60x = 1,422,902.40 × 388,038.40
  4. Step 4: Simplify right side
    948,601.60x = 552,140,770,652.16
  5. Step 5: Solve for x
    x = 552,140,770,652.16/948,601.60
  6. Step 6: Final answer
    x = 582,057.60

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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.