Finding the Fourth Proportional to 772,613.36, 1,159,253.03 and 417,877.10
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Solution
The fourth proportional to 772,613.36, 1,159,253.03 and 417,877.10 is: 626,995.75
Step by Step Solution
- Step 1: Write the proportion equation
772,613.36 : 1,159,253.03 = 417,877.10 : x - Step 2: Convert to fraction form
772,613.36/1,159,253.03 = 417,877.10/x - Step 3: Cross multiply
772,613.36x = 1,159,253.03 × 417,877.10 - Step 4: Simplify right side
772,613.36x = 484,425,289,591.04 - Step 5: Solve for x
x = 484,425,289,591.04/772,613.36 - Step 6: Final answer
x = 626,995.75
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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.