Finding the Fourth Proportional to 691,576.24, 954,379.37 and 385,671.95
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Solution
The fourth proportional to 691,576.24, 954,379.37 and 385,671.95 is: 532,229.61
Step by Step Solution
- Step 1: Write the proportion equation
691,576.24 : 954,379.37 = 385,671.95 : x - Step 2: Convert to fraction form
691,576.24/954,379.37 = 385,671.95/x - Step 3: Cross multiply
691,576.24x = 954,379.37 × 385,671.95 - Step 4: Simplify right side
691,576.24x = 368,077,351,718.71 - Step 5: Solve for x
x = 368,077,351,718.71/691,576.24 - Step 6: Final answer
x = 532,229.61
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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.