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Finding the Fourth Proportional to 264,037.40, 396,056.10 and 248,485.40

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Solution

The fourth proportional to 264,037.40, 396,056.10 and 248,485.40 is: 372,728.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,037.40 : 396,056.10 = 248,485.40 : x
  2. Step 2: Convert to fraction form
    264,037.40/396,056.10 = 248,485.40/x
  3. Step 3: Cross multiply
    264,037.40x = 396,056.10 × 248,485.40
  4. Step 4: Simplify right side
    264,037.40x = 98,414,158,430.94
  5. Step 5: Solve for x
    x = 98,414,158,430.94/264,037.40
  6. Step 6: Final answer
    x = 372,728.10

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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.