Finding the Fourth Proportional to 399,624.97, 551,476.01 and 218,332.99
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Solution
The fourth proportional to 399,624.97, 551,476.01 and 218,332.99 is: 301,296.01
Step by Step Solution
- Step 1: Write the proportion equation
399,624.97 : 551,476.01 = 218,332.99 : x - Step 2: Convert to fraction form
399,624.97/551,476.01 = 218,332.99/x - Step 3: Cross multiply
399,624.97x = 551,476.01 × 218,332.99 - Step 4: Simplify right side
399,624.97x = 120,405,408,041.68 - Step 5: Solve for x
x = 120,405,408,041.68/399,624.97 - Step 6: Final answer
x = 301,296.01
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.