Finding the Fourth Proportional to 366,427.80, 549,641.70 and 304,219.80
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Solution
The fourth proportional to 366,427.80, 549,641.70 and 304,219.80 is: 456,329.70
Step by Step Solution
- Step 1: Write the proportion equation
366,427.80 : 549,641.70 = 304,219.80 : x - Step 2: Convert to fraction form
366,427.80/549,641.70 = 304,219.80/x - Step 3: Cross multiply
366,427.80x = 549,641.70 × 304,219.80 - Step 4: Simplify right side
366,427.80x = 167,211,888,045.66 - Step 5: Solve for x
x = 167,211,888,045.66/366,427.80 - Step 6: Final answer
x = 456,329.70
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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.