Finding the Fourth Proportional to 657,338.09, 986,116.14 and 230,763.20
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Solution
The fourth proportional to 657,338.09, 986,116.14 and 230,763.20 is: 346,183.07
Step by Step Solution
- Step 1: Write the proportion equation
657,338.09 : 986,116.14 = 230,763.20 : x - Step 2: Convert to fraction form
657,338.09/986,116.14 = 230,763.20/x - Step 3: Cross multiply
657,338.09x = 986,116.14 × 230,763.20 - Step 4: Simplify right side
657,338.09x = 227,559,316,038.05 - Step 5: Solve for x
x = 227,559,316,038.05/657,338.09 - Step 6: Final answer
x = 346,183.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.