Finding the Fourth Proportional to 790,887.38, 1,186,533.36 and 229,921.88
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Solution
The fourth proportional to 790,887.38, 1,186,533.36 and 229,921.88 is: 344,941.62
Step by Step Solution
- Step 1: Write the proportion equation
790,887.38 : 1,186,533.36 = 229,921.88 : x - Step 2: Convert to fraction form
790,887.38/1,186,533.36 = 229,921.88/x - Step 3: Cross multiply
790,887.38x = 1,186,533.36 × 229,921.88 - Step 4: Simplify right side
790,887.38x = 272,809,974,881.25 - Step 5: Solve for x
x = 272,809,974,881.25/790,887.38 - Step 6: Final answer
x = 344,941.62
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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.