Finding the Fourth Proportional to 445,167.18, 614,328.57 and 243,963.18
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Solution
The fourth proportional to 445,167.18, 614,328.57 and 243,963.18 is: 336,668.02
Step by Step Solution
- Step 1: Write the proportion equation
445,167.18 : 614,328.57 = 243,963.18 : x - Step 2: Convert to fraction form
445,167.18/614,328.57 = 243,963.18/x - Step 3: Cross multiply
445,167.18x = 614,328.57 × 243,963.18 - Step 4: Simplify right side
445,167.18x = 149,873,551,502.05 - Step 5: Solve for x
x = 149,873,551,502.05/445,167.18 - Step 6: Final answer
x = 336,668.02
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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.