Finding the Fourth Proportional to 482,767.18, 724,156.09 and 145,810.70
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Solution
The fourth proportional to 482,767.18, 724,156.09 and 145,810.70 is: 218,717.66
Step by Step Solution
- Step 1: Write the proportion equation
482,767.18 : 724,156.09 = 145,810.70 : x - Step 2: Convert to fraction form
482,767.18/724,156.09 = 145,810.70/x - Step 3: Cross multiply
482,767.18x = 724,156.09 × 145,810.70 - Step 4: Simplify right side
482,767.18x = 105,589,706,392.16 - Step 5: Solve for x
x = 105,589,706,392.16/482,767.18 - Step 6: Final answer
x = 218,717.66
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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.