Finding the Fourth Proportional to 377,472.96, 520,899.68 and 207,691.20
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Solution
The fourth proportional to 377,472.96, 520,899.68 and 207,691.20 is: 286,606.70
Step by Step Solution
- Step 1: Write the proportion equation
377,472.96 : 520,899.68 = 207,691.20 : x - Step 2: Convert to fraction form
377,472.96/520,899.68 = 207,691.20/x - Step 3: Cross multiply
377,472.96x = 520,899.68 × 207,691.20 - Step 4: Simplify right side
377,472.96x = 108,186,279,618.82 - Step 5: Solve for x
x = 108,186,279,618.82/377,472.96 - Step 6: Final answer
x = 286,606.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.