Home / 264,835.60-396,907.80-122,664.40

Finding the Fourth Proportional to 264,835.60, 396,907.80 and 122,664.40

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Solution

The fourth proportional to 264,835.60, 396,907.80 and 122,664.40 is: 183,836.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,835.60 : 396,907.80 = 122,664.40 : x
  2. Step 2: Convert to fraction form
    264,835.60/396,907.80 = 122,664.40/x
  3. Step 3: Cross multiply
    264,835.60x = 396,907.80 × 122,664.40
  4. Step 4: Simplify right side
    264,835.60x = 48,686,457,142.32
  5. Step 5: Solve for x
    x = 48,686,457,142.32/264,835.60
  6. Step 6: Final answer
    x = 183,836.53

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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.