Home / 328,681.08-492,922.80-170,823.24

Finding the Fourth Proportional to 328,681.08, 492,922.80 and 170,823.24

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Solution

The fourth proportional to 328,681.08, 492,922.80 and 170,823.24 is: 256,183.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,681.08 : 492,922.80 = 170,823.24 : x
  2. Step 2: Convert to fraction form
    328,681.08/492,922.80 = 170,823.24/x
  3. Step 3: Cross multiply
    328,681.08x = 492,922.80 × 170,823.24
  4. Step 4: Simplify right side
    328,681.08x = 84,202,669,765.87
  5. Step 5: Solve for x
    x = 84,202,669,765.87/328,681.08
  6. Step 6: Final answer
    x = 256,183.50

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1.5x scale

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.