Finding the Fourth Proportional to 658,227.42, 908,420.88 and 474,616.98
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Solution
The fourth proportional to 658,227.42, 908,420.88 and 474,616.98 is: 655,019.77
Step by Step Solution
- Step 1: Write the proportion equation
658,227.42 : 908,420.88 = 474,616.98 : x - Step 2: Convert to fraction form
658,227.42/908,420.88 = 474,616.98/x - Step 3: Cross multiply
658,227.42x = 908,420.88 × 474,616.98 - Step 4: Simplify right side
658,227.42x = 431,151,974,634.54 - Step 5: Solve for x
x = 431,151,974,634.54/658,227.42 - Step 6: Final answer
x = 655,019.77
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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.