Finding the Fourth Proportional to 482,701.98, 724,169.94 and 145,722.48
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Solution
The fourth proportional to 482,701.98, 724,169.94 and 145,722.48 is: 218,619.03
Step by Step Solution
- Step 1: Write the proportion equation
482,701.98 : 724,169.94 = 145,722.48 : x - Step 2: Convert to fraction form
482,701.98/724,169.94 = 145,722.48/x - Step 3: Cross multiply
482,701.98x = 724,169.94 × 145,722.48 - Step 4: Simplify right side
482,701.98x = 105,527,839,598.25 - Step 5: Solve for x
x = 105,527,839,598.25/482,701.98 - Step 6: Final answer
x = 218,619.03
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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.