Finding the Fourth Proportional to 558,892.63, 771,267.99 and 304,243.21
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Solution
The fourth proportional to 558,892.63, 771,267.99 and 304,243.21 is: 419,853.54
Step by Step Solution
- Step 1: Write the proportion equation
558,892.63 : 771,267.99 = 304,243.21 : x - Step 2: Convert to fraction form
558,892.63/771,267.99 = 304,243.21/x - Step 3: Cross multiply
558,892.63x = 771,267.99 × 304,243.21 - Step 4: Simplify right side
558,892.63x = 234,653,049,047.85 - Step 5: Solve for x
x = 234,653,049,047.85/558,892.63 - Step 6: Final answer
x = 419,853.54
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1.5x scale
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.