Finding the Fourth Proportional to 506,294.47, 698,357.18 and 324,718.79
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Solution
The fourth proportional to 506,294.47, 698,357.18 and 324,718.79 is: 447,900.80
Step by Step Solution
- Step 1: Write the proportion equation
506,294.47 : 698,357.18 = 324,718.79 : x - Step 2: Convert to fraction form
506,294.47/698,357.18 = 324,718.79/x - Step 3: Cross multiply
506,294.47x = 698,357.18 × 324,718.79 - Step 4: Simplify right side
506,294.47x = 226,769,696,853.82 - Step 5: Solve for x
x = 226,769,696,853.82/506,294.47 - Step 6: Final answer
x = 447,900.80
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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.