Home / 264,321.07-396,478.16-64,643.18

Finding the Fourth Proportional to 264,321.07, 396,478.16 and 64,643.18

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Solution

The fourth proportional to 264,321.07, 396,478.16 and 64,643.18 is: 96,963.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,321.07 : 396,478.16 = 64,643.18 : x
  2. Step 2: Convert to fraction form
    264,321.07/396,478.16 = 64,643.18/x
  3. Step 3: Cross multiply
    264,321.07x = 396,478.16 × 64,643.18
  4. Step 4: Simplify right side
    264,321.07x = 25,629,610,215.75
  5. Step 5: Solve for x
    x = 25,629,610,215.75/264,321.07
  6. Step 6: Final answer
    x = 96,963.93

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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.