Home / 371,845.08-513,151.74-202,079.34

Finding the Fourth Proportional to 371,845.08, 513,151.74 and 202,079.34

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Solution

The fourth proportional to 371,845.08, 513,151.74 and 202,079.34 is: 278,872.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,845.08 : 513,151.74 = 202,079.34 : x
  2. Step 2: Convert to fraction form
    371,845.08/513,151.74 = 202,079.34/x
  3. Step 3: Cross multiply
    371,845.08x = 513,151.74 × 202,079.34
  4. Step 4: Simplify right side
    371,845.08x = 103,697,364,939.05
  5. Step 5: Solve for x
    x = 103,697,364,939.05/371,845.08
  6. Step 6: Final answer
    x = 278,872.49

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