Finding the Fourth Proportional to 867,369.17, 1,197,094.71 and 499,775.94
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Solution
The fourth proportional to 867,369.17, 1,197,094.71 and 499,775.94 is: 689,762.97
Step by Step Solution
- Step 1: Write the proportion equation
867,369.17 : 1,197,094.71 = 499,775.94 : x - Step 2: Convert to fraction form
867,369.17/1,197,094.71 = 499,775.94/x - Step 3: Cross multiply
867,369.17x = 1,197,094.71 × 499,775.94 - Step 4: Simplify right side
867,369.17x = 598,279,133,959.28 - Step 5: Solve for x
x = 598,279,133,959.28/867,369.17 - Step 6: Final answer
x = 689,762.97
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.