Finding the Fourth Proportional to 691,332.24, 953,497.67 and 449,691.98
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Solution
The fourth proportional to 691,332.24, 953,497.67 and 449,691.98 is: 620,223.14
Step by Step Solution
- Step 1: Write the proportion equation
691,332.24 : 953,497.67 = 449,691.98 : x - Step 2: Convert to fraction form
691,332.24/953,497.67 = 449,691.98/x - Step 3: Cross multiply
691,332.24x = 953,497.67 × 449,691.98 - Step 4: Simplify right side
691,332.24x = 428,780,255,282.97 - Step 5: Solve for x
x = 428,780,255,282.97/691,332.24 - Step 6: Final answer
x = 620,223.14
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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.