Finding the Fourth Proportional to 346,226.29, 519,396.85 and 121,528.44
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Solution
The fourth proportional to 346,226.29, 519,396.85 and 121,528.44 is: 182,312.81
Step by Step Solution
- Step 1: Write the proportion equation
346,226.29 : 519,396.85 = 121,528.44 : x - Step 2: Convert to fraction form
346,226.29/519,396.85 = 121,528.44/x - Step 3: Cross multiply
346,226.29x = 519,396.85 × 121,528.44 - Step 4: Simplify right side
346,226.29x = 63,121,488,921.41 - Step 5: Solve for x
x = 63,121,488,921.41/346,226.29 - Step 6: Final answer
x = 182,312.81
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1.5x scale
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.