Finding the Fourth Proportional to 319,794.95, 441,305.44 and 174,598.05
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Solution
The fourth proportional to 319,794.95, 441,305.44 and 174,598.05 is: 240,938.98
Step by Step Solution
- Step 1: Write the proportion equation
319,794.95 : 441,305.44 = 174,598.05 : x - Step 2: Convert to fraction form
319,794.95/441,305.44 = 174,598.05/x - Step 3: Cross multiply
319,794.95x = 441,305.44 × 174,598.05 - Step 4: Simplify right side
319,794.95x = 77,051,068,841.90 - Step 5: Solve for x
x = 77,051,068,841.90/319,794.95 - Step 6: Final answer
x = 240,938.98
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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.