Finding the Fourth Proportional to 454,799.70, 637,652.70 and 454,799.70
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Solution
The fourth proportional to 454,799.70, 637,652.70 and 454,799.70 is: 637,652.70
Step by Step Solution
- Step 1: Write the proportion equation
454,799.70 : 637,652.70 = 454,799.70 : x - Step 2: Convert to fraction form
454,799.70/637,652.70 = 454,799.70/x - Step 3: Cross multiply
454,799.70x = 637,652.70 × 454,799.70 - Step 4: Simplify right side
454,799.70x = 290,004,256,664.19 - Step 5: Solve for x
x = 290,004,256,664.19/454,799.70 - Step 6: Final answer
x = 637,652.70
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.