Finding the Fourth Proportional to 718,623.68, 1,076,753.28 and 569,819.84
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Solution
The fourth proportional to 718,623.68, 1,076,753.28 and 569,819.84 is: 853,792.32
Step by Step Solution
- Step 1: Write the proportion equation
718,623.68 : 1,076,753.28 = 569,819.84 : x - Step 2: Convert to fraction form
718,623.68/1,076,753.28 = 569,819.84/x - Step 3: Cross multiply
718,623.68x = 1,076,753.28 × 569,819.84 - Step 4: Simplify right side
718,623.68x = 613,555,381,729.08 - Step 5: Solve for x
x = 613,555,381,729.08/718,623.68 - Step 6: Final answer
x = 853,792.32
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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.