Finding the Fourth Proportional to 559,206.05, 771,713.14 and 304,557.04
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Solution
The fourth proportional to 559,206.05, 771,713.14 and 304,557.04 is: 420,293.50
Step by Step Solution
- Step 1: Write the proportion equation
559,206.05 : 771,713.14 = 304,557.04 : x - Step 2: Convert to fraction form
559,206.05/771,713.14 = 304,557.04/x - Step 3: Cross multiply
559,206.05x = 771,713.14 × 304,557.04 - Step 4: Simplify right side
559,206.05x = 235,030,669,647.51 - Step 5: Solve for x
x = 235,030,669,647.51/559,206.05 - Step 6: Final answer
x = 420,293.50
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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.