Finding the Fourth Proportional to 506,935.23, 699,399.79 and 292,069.95
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Solution
The fourth proportional to 506,935.23, 699,399.79 and 292,069.95 is: 402,958.11
Step by Step Solution
- Step 1: Write the proportion equation
506,935.23 : 699,399.79 = 292,069.95 : x - Step 2: Convert to fraction form
506,935.23/699,399.79 = 292,069.95/x - Step 3: Cross multiply
506,935.23x = 699,399.79 × 292,069.95 - Step 4: Simplify right side
506,935.23x = 204,273,661,695.31 - Step 5: Solve for x
x = 204,273,661,695.31/506,935.23 - Step 6: Final answer
x = 402,958.11
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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.