Home / 298,828.40-446,946.60-267,465.20

Finding the Fourth Proportional to 298,828.40, 446,946.60 and 267,465.20

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Solution

The fourth proportional to 298,828.40, 446,946.60 and 267,465.20 is: 400,037.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,828.40 : 446,946.60 = 267,465.20 : x
  2. Step 2: Convert to fraction form
    298,828.40/446,946.60 = 267,465.20/x
  3. Step 3: Cross multiply
    298,828.40x = 446,946.60 × 267,465.20
  4. Step 4: Simplify right side
    298,828.40x = 119,542,661,758.32
  5. Step 5: Solve for x
    x = 119,542,661,758.32/298,828.40
  6. Step 6: Final answer
    x = 400,037.82

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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.