Finding the Fourth Proportional to 354,045.12, 530,437.97 and 203,975.31
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Solution
The fourth proportional to 354,045.12, 530,437.97 and 203,975.31 is: 305,600.17
Step by Step Solution
- Step 1: Write the proportion equation
354,045.12 : 530,437.97 = 203,975.31 : x - Step 2: Convert to fraction form
354,045.12/530,437.97 = 203,975.31/x - Step 3: Cross multiply
354,045.12x = 530,437.97 × 203,975.31 - Step 4: Simplify right side
354,045.12x = 108,196,249,366.52 - Step 5: Solve for x
x = 108,196,249,366.52/354,045.12 - Step 6: Final answer
x = 305,600.17
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.