Home / 328,941.09-493,014.24-160,208.49

Finding the Fourth Proportional to 328,941.09, 493,014.24 and 160,208.49

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Solution

The fourth proportional to 328,941.09, 493,014.24 and 160,208.49 is: 240,119.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,941.09 : 493,014.24 = 160,208.49 : x
  2. Step 2: Convert to fraction form
    328,941.09/493,014.24 = 160,208.49/x
  3. Step 3: Cross multiply
    328,941.09x = 493,014.24 × 160,208.49
  4. Step 4: Simplify right side
    328,941.09x = 78,985,066,938.90
  5. Step 5: Solve for x
    x = 78,985,066,938.90/328,941.09
  6. Step 6: Final answer
    x = 240,119.19

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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.