Finding the Fourth Proportional to 647,962.54, 971,833.09 and 174,537.18
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Solution
The fourth proportional to 647,962.54, 971,833.09 and 174,537.18 is: 261,775.95
Step by Step Solution
- Step 1: Write the proportion equation
647,962.54 : 971,833.09 = 174,537.18 : x - Step 2: Convert to fraction form
647,962.54/971,833.09 = 174,537.18/x - Step 3: Cross multiply
647,962.54x = 971,833.09 × 174,537.18 - Step 4: Simplify right side
647,962.54x = 169,621,006,959.29 - Step 5: Solve for x
x = 169,621,006,959.29/647,962.54 - Step 6: Final answer
x = 261,775.95
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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.