Finding the Fourth Proportional to 355,581.84, 533,331.64 and 89,322.09
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Solution
The fourth proportional to 355,581.84, 533,331.64 and 89,322.09 is: 133,972.81
Step by Step Solution
- Step 1: Write the proportion equation
355,581.84 : 533,331.64 = 89,322.09 : x - Step 2: Convert to fraction form
355,581.84/533,331.64 = 89,322.09/x - Step 3: Cross multiply
355,581.84x = 533,331.64 × 89,322.09 - Step 4: Simplify right side
355,581.84x = 47,638,296,747.93 - Step 5: Solve for x
x = 47,638,296,747.93/355,581.84 - Step 6: Final answer
x = 133,972.81
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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.