Finding the Fourth Proportional to 454,026.38, 679,358.07 and 284,193.68
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Solution
The fourth proportional to 454,026.38, 679,358.07 and 284,193.68 is: 425,238.00
Step by Step Solution
- Step 1: Write the proportion equation
454,026.38 : 679,358.07 = 284,193.68 : x - Step 2: Convert to fraction form
454,026.38/679,358.07 = 284,193.68/x - Step 3: Cross multiply
454,026.38x = 679,358.07 × 284,193.68 - Step 4: Simplify right side
454,026.38x = 193,069,266,554.21 - Step 5: Solve for x
x = 193,069,266,554.21/454,026.38 - Step 6: Final answer
x = 425,238.00
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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.