Finding the Fourth Proportional to 453,158.18, 679,922.00 and 291,233.61
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Solution
The fourth proportional to 453,158.18, 679,922.00 and 291,233.61 is: 436,969.14
Step by Step Solution
- Step 1: Write the proportion equation
453,158.18 : 679,922.00 = 291,233.61 : x - Step 2: Convert to fraction form
453,158.18/679,922.00 = 291,233.61/x - Step 3: Cross multiply
453,158.18x = 679,922.00 × 291,233.61 - Step 4: Simplify right side
453,158.18x = 198,016,138,214.38 - Step 5: Solve for x
x = 198,016,138,214.38/453,158.18 - Step 6: Final answer
x = 436,969.14
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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.