Finding the Fourth Proportional to 633,167.68, 873,771.20 and 346,687.68
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Solution
The fourth proportional to 633,167.68, 873,771.20 and 346,687.68 is: 478,428.89
Step by Step Solution
- Step 1: Write the proportion equation
633,167.68 : 873,771.20 = 346,687.68 : x - Step 2: Convert to fraction form
633,167.68/873,771.20 = 346,687.68/x - Step 3: Cross multiply
633,167.68x = 873,771.20 × 346,687.68 - Step 4: Simplify right side
633,167.68x = 302,925,710,178.82 - Step 5: Solve for x
x = 302,925,710,178.82/633,167.68 - Step 6: Final answer
x = 478,428.89
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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.