Finding the Fourth Proportional to 302,325.21, 453,356.46 and 91,913.94
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Solution
The fourth proportional to 302,325.21, 453,356.46 and 91,913.94 is: 137,830.98
Step by Step Solution
- Step 1: Write the proportion equation
302,325.21 : 453,356.46 = 91,913.94 : x - Step 2: Convert to fraction form
302,325.21/453,356.46 = 91,913.94/x - Step 3: Cross multiply
302,325.21x = 453,356.46 × 91,913.94 - Step 4: Simplify right side
302,325.21x = 41,669,778,463.05 - Step 5: Solve for x
x = 41,669,778,463.05/302,325.21 - Step 6: Final answer
x = 137,830.98
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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.