Finding the Fourth Proportional to 688,563.45, 1,032,762.99 and 183,161.43
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Solution
The fourth proportional to 688,563.45, 1,032,762.99 and 183,161.43 is: 274,720.28
Step by Step Solution
- Step 1: Write the proportion equation
688,563.45 : 1,032,762.99 = 183,161.43 : x - Step 2: Convert to fraction form
688,563.45/1,032,762.99 = 183,161.43/x - Step 3: Cross multiply
688,563.45x = 1,032,762.99 × 183,161.43 - Step 4: Simplify right side
688,563.45x = 189,162,346,099.48 - Step 5: Solve for x
x = 189,162,346,099.48/688,563.45 - Step 6: Final answer
x = 274,720.28
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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.