Finding the Fourth Proportional to 454,782.74, 682,647.18 and 334,974.92
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Solution
The fourth proportional to 454,782.74, 682,647.18 and 334,974.92 is: 502,810.82
Step by Step Solution
- Step 1: Write the proportion equation
454,782.74 : 682,647.18 = 334,974.92 : x - Step 2: Convert to fraction form
454,782.74/682,647.18 = 334,974.92/x - Step 3: Cross multiply
454,782.74x = 682,647.18 × 334,974.92 - Step 4: Simplify right side
454,782.74x = 228,669,684,508.73 - Step 5: Solve for x
x = 228,669,684,508.73/454,782.74 - Step 6: Final answer
x = 502,810.82
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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.