Finding the Fourth Proportional to 732,616.79, 1,098,039.44 and 377,437.05
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Solution
The fourth proportional to 732,616.79, 1,098,039.44 and 377,437.05 is: 565,699.25
Step by Step Solution
- Step 1: Write the proportion equation
732,616.79 : 1,098,039.44 = 377,437.05 : x - Step 2: Convert to fraction form
732,616.79/1,098,039.44 = 377,437.05/x - Step 3: Cross multiply
732,616.79x = 1,098,039.44 × 377,437.05 - Step 4: Simplify right side
732,616.79x = 414,440,767,960.85 - Step 5: Solve for x
x = 414,440,767,960.85/732,616.79 - Step 6: Final answer
x = 565,699.25
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.