Home / 460,183.20-635,051.52-258,979.20

Finding the Fourth Proportional to 460,183.20, 635,051.52 and 258,979.20

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Solution

The fourth proportional to 460,183.20, 635,051.52 and 258,979.20 is: 357,390.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,183.20 : 635,051.52 = 258,979.20 : x
  2. Step 2: Convert to fraction form
    460,183.20/635,051.52 = 258,979.20/x
  3. Step 3: Cross multiply
    460,183.20x = 635,051.52 × 258,979.20
  4. Step 4: Simplify right side
    460,183.20x = 164,465,134,608.38
  5. Step 5: Solve for x
    x = 164,465,134,608.38/460,183.20
  6. Step 6: Final answer
    x = 357,390.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.