Finding the Fourth Proportional to 452,748.08, 624,532.17 and 282,686.96
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Solution
The fourth proportional to 452,748.08, 624,532.17 and 282,686.96 is: 389,945.55
Step by Step Solution
- Step 1: Write the proportion equation
452,748.08 : 624,532.17 = 282,686.96 : x - Step 2: Convert to fraction form
452,748.08/624,532.17 = 282,686.96/x - Step 3: Cross multiply
452,748.08x = 624,532.17 × 282,686.96 - Step 4: Simplify right side
452,748.08x = 176,547,097,436.84 - Step 5: Solve for x
x = 176,547,097,436.84/452,748.08 - Step 6: Final answer
x = 389,945.55
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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.