Finding the Fourth Proportional to 346,253.10, 519,250.05 and 121,526.70
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Solution
The fourth proportional to 346,253.10, 519,250.05 and 121,526.70 is: 182,244.56
Step by Step Solution
- Step 1: Write the proportion equation
346,253.10 : 519,250.05 = 121,526.70 : x - Step 2: Convert to fraction form
346,253.10/519,250.05 = 121,526.70/x - Step 3: Cross multiply
346,253.10x = 519,250.05 × 121,526.70 - Step 4: Simplify right side
346,253.10x = 63,102,745,051.34 - Step 5: Solve for x
x = 63,102,745,051.34/346,253.10 - Step 6: Final answer
x = 182,244.56
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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.