Finding the Fourth Proportional to 301,750.79, 452,625.57 and 77,111.19
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Solution
The fourth proportional to 301,750.79, 452,625.57 and 77,111.19 is: 115,666.63
Step by Step Solution
- Step 1: Write the proportion equation
301,750.79 : 452,625.57 = 77,111.19 : x - Step 2: Convert to fraction form
301,750.79/452,625.57 = 77,111.19/x - Step 3: Cross multiply
301,750.79x = 452,625.57 × 77,111.19 - Step 4: Simplify right side
301,750.79x = 34,902,496,327.13 - Step 5: Solve for x
x = 34,902,496,327.13/301,750.79 - Step 6: Final answer
x = 115,666.63
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1.5x scale
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.