Finding the Fourth Proportional to 425,995.53, 587,875.74 and 232,402.66
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Solution
The fourth proportional to 425,995.53, 587,875.74 and 232,402.66 is: 320,716.70
Step by Step Solution
- Step 1: Write the proportion equation
425,995.53 : 587,875.74 = 232,402.66 : x - Step 2: Convert to fraction form
425,995.53/587,875.74 = 232,402.66/x - Step 3: Cross multiply
425,995.53x = 587,875.74 × 232,402.66 - Step 4: Simplify right side
425,995.53x = 136,623,883,589.27 - Step 5: Solve for x
x = 136,623,883,589.27/425,995.53 - Step 6: Final answer
x = 320,716.70
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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.