Finding the Fourth Proportional to 302,711.63, 417,742.10 and 175,461.05
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Solution
The fourth proportional to 302,711.63, 417,742.10 and 175,461.05 is: 242,136.28
Step by Step Solution
- Step 1: Write the proportion equation
302,711.63 : 417,742.10 = 175,461.05 : x - Step 2: Convert to fraction form
302,711.63/417,742.10 = 175,461.05/x - Step 3: Cross multiply
302,711.63x = 417,742.10 × 175,461.05 - Step 4: Simplify right side
302,711.63x = 73,297,466,617.90 - Step 5: Solve for x
x = 73,297,466,617.90/302,711.63 - Step 6: Final answer
x = 242,136.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.