Finding the Fourth Proportional to 950,642.28, 1,425,948.12 and 230,989.68
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Solution
The fourth proportional to 950,642.28, 1,425,948.12 and 230,989.68 is: 346,480.80
Step by Step Solution
- Step 1: Write the proportion equation
950,642.28 : 1,425,948.12 = 230,989.68 : x - Step 2: Convert to fraction form
950,642.28/1,425,948.12 = 230,989.68/x - Step 3: Cross multiply
950,642.28x = 1,425,948.12 × 230,989.68 - Step 4: Simplify right side
950,642.28x = 329,379,299,935.40 - Step 5: Solve for x
x = 329,379,299,935.40/950,642.28 - Step 6: Final answer
x = 346,480.80
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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.