Finding the Fourth Proportional to 786,384.03, 1,179,564.19 and 353,795.99
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Solution
The fourth proportional to 786,384.03, 1,179,564.19 and 353,795.99 is: 530,688.66
Step by Step Solution
- Step 1: Write the proportion equation
786,384.03 : 1,179,564.19 = 353,795.99 : x - Step 2: Convert to fraction form
786,384.03/1,179,564.19 = 353,795.99/x - Step 3: Cross multiply
786,384.03x = 1,179,564.19 × 353,795.99 - Step 4: Simplify right side
786,384.03x = 417,325,085,032.42 - Step 5: Solve for x
x = 417,325,085,032.42/786,384.03 - Step 6: Final answer
x = 530,688.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.