Finding the Fourth Proportional to 637,956.48, 880,507.42 and 366,208.08
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Solution
The fourth proportional to 637,956.48, 880,507.42 and 366,208.08 is: 505,440.33
Step by Step Solution
- Step 1: Write the proportion equation
637,956.48 : 880,507.42 = 366,208.08 : x - Step 2: Convert to fraction form
637,956.48/880,507.42 = 366,208.08/x - Step 3: Cross multiply
637,956.48x = 880,507.42 × 366,208.08 - Step 4: Simplify right side
637,956.48x = 322,448,931,703.95 - Step 5: Solve for x
x = 322,448,931,703.95/637,956.48 - Step 6: Final answer
x = 505,440.33
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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.