Finding the Fourth Proportional to 452,829.70, 679,838.10 and 303,737.05
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Solution
The fourth proportional to 452,829.70, 679,838.10 and 303,737.05 is: 456,003.70
Step by Step Solution
- Step 1: Write the proportion equation
452,829.70 : 679,838.10 = 303,737.05 : x - Step 2: Convert to fraction form
452,829.70/679,838.10 = 303,737.05/x - Step 3: Cross multiply
452,829.70x = 679,838.10 × 303,737.05 - Step 4: Simplify right side
452,829.70x = 206,492,018,971.61 - Step 5: Solve for x
x = 206,492,018,971.61/452,829.70 - Step 6: Final answer
x = 456,003.70
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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.