Home / 264,409.21-396,613.91-144,400.52

Finding the Fourth Proportional to 264,409.21, 396,613.91 and 144,400.52

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Solution

The fourth proportional to 264,409.21, 396,613.91 and 144,400.52 is: 216,600.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,409.21 : 396,613.91 = 144,400.52 : x
  2. Step 2: Convert to fraction form
    264,409.21/396,613.91 = 144,400.52/x
  3. Step 3: Cross multiply
    264,409.21x = 396,613.91 × 144,400.52
  4. Step 4: Simplify right side
    264,409.21x = 57,271,254,843.23
  5. Step 5: Solve for x
    x = 57,271,254,843.23/264,409.21
  6. Step 6: Final answer
    x = 216,600.83

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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.