Finding the Fourth Proportional to 738,877.62, 1,018,970.70 and 466,472.18
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Solution
The fourth proportional to 738,877.62, 1,018,970.70 and 466,472.18 is: 643,302.04
Step by Step Solution
- Step 1: Write the proportion equation
738,877.62 : 1,018,970.70 = 466,472.18 : x - Step 2: Convert to fraction form
738,877.62/1,018,970.70 = 466,472.18/x - Step 3: Cross multiply
738,877.62x = 1,018,970.70 × 466,472.18 - Step 4: Simplify right side
738,877.62x = 475,321,483,785.13 - Step 5: Solve for x
x = 475,321,483,785.13/738,877.62 - Step 6: Final answer
x = 643,302.04
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.