Home / 328,226.16-492,142.38-150,510.54

Finding the Fourth Proportional to 328,226.16, 492,142.38 and 150,510.54

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Solution

The fourth proportional to 328,226.16, 492,142.38 and 150,510.54 is: 225,675.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,226.16 : 492,142.38 = 150,510.54 : x
  2. Step 2: Convert to fraction form
    328,226.16/492,142.38 = 150,510.54/x
  3. Step 3: Cross multiply
    328,226.16x = 492,142.38 × 150,510.54
  4. Step 4: Simplify right side
    328,226.16x = 74,072,615,370.69
  5. Step 5: Solve for x
    x = 74,072,615,370.69/328,226.16
  6. Step 6: Final answer
    x = 225,675.54

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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.