Finding the Fourth Proportional to 894,849.98, 1,234,893.18 and 492,441.98
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Solution
The fourth proportional to 894,849.98, 1,234,893.18 and 492,441.98 is: 679,570.04
Step by Step Solution
- Step 1: Write the proportion equation
894,849.98 : 1,234,893.18 = 492,441.98 : x - Step 2: Convert to fraction form
894,849.98/1,234,893.18 = 492,441.98/x - Step 3: Cross multiply
894,849.98x = 1,234,893.18 × 492,441.98 - Step 4: Simplify right side
894,849.98x = 608,113,240,185.49 - Step 5: Solve for x
x = 608,113,240,185.49/894,849.98 - Step 6: Final answer
x = 679,570.04
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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.