Home / 328,223.22-492,334.83-103,601.18

Finding the Fourth Proportional to 328,223.22, 492,334.83 and 103,601.18

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Solution

The fourth proportional to 328,223.22, 492,334.83 and 103,601.18 is: 155,401.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,223.22 : 492,334.83 = 103,601.18 : x
  2. Step 2: Convert to fraction form
    328,223.22/492,334.83 = 103,601.18/x
  3. Step 3: Cross multiply
    328,223.22x = 492,334.83 × 103,601.18
  4. Step 4: Simplify right side
    328,223.22x = 51,006,466,881.43
  5. Step 5: Solve for x
    x = 51,006,466,881.43/328,223.22
  6. Step 6: Final answer
    x = 155,401.76

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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.