Finding the Fourth Proportional to 302,913.03, 454,408.83 and 103,179.99
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Solution
The fourth proportional to 302,913.03, 454,408.83 and 103,179.99 is: 154,783.37
Step by Step Solution
- Step 1: Write the proportion equation
302,913.03 : 454,408.83 = 103,179.99 : x - Step 2: Convert to fraction form
302,913.03/454,408.83 = 103,179.99/x - Step 3: Cross multiply
302,913.03x = 454,408.83 × 103,179.99 - Step 4: Simplify right side
302,913.03x = 46,885,898,535.31 - Step 5: Solve for x
x = 46,885,898,535.31/302,913.03 - Step 6: Final answer
x = 154,783.37
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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.