Finding the Fourth Proportional to 663,934.44, 916,306.98 and 377,497.44
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Solution
The fourth proportional to 663,934.44, 916,306.98 and 377,497.44 is: 520,990.51
Step by Step Solution
- Step 1: Write the proportion equation
663,934.44 : 916,306.98 = 377,497.44 : x - Step 2: Convert to fraction form
663,934.44/916,306.98 = 377,497.44/x - Step 3: Cross multiply
663,934.44x = 916,306.98 × 377,497.44 - Step 4: Simplify right side
663,934.44x = 345,903,539,204.13 - Step 5: Solve for x
x = 345,903,539,204.13/663,934.44 - Step 6: Final answer
x = 520,990.51
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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.