Finding the Fourth Proportional to 302,711.13, 417,741.41 and 175,460.55
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Solution
The fourth proportional to 302,711.13, 417,741.41 and 175,460.55 is: 242,135.59
Step by Step Solution
- Step 1: Write the proportion equation
302,711.13 : 417,741.41 = 175,460.55 : x - Step 2: Convert to fraction form
302,711.13/417,741.41 = 175,460.55/x - Step 3: Cross multiply
302,711.13x = 417,741.41 × 175,460.55 - Step 4: Simplify right side
302,711.13x = 73,297,136,679.07 - Step 5: Solve for x
x = 73,297,136,679.07/302,711.13 - Step 6: Final answer
x = 242,135.59
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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.