Finding the Fourth Proportional to 455,573.52, 683,473.07 and 135,723.96
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Solution
The fourth proportional to 455,573.52, 683,473.07 and 135,723.96 is: 203,619.54
Step by Step Solution
- Step 1: Write the proportion equation
455,573.52 : 683,473.07 = 135,723.96 : x - Step 2: Convert to fraction form
455,573.52/683,473.07 = 135,723.96/x - Step 3: Cross multiply
455,573.52x = 683,473.07 × 135,723.96 - Step 4: Simplify right side
455,573.52x = 92,763,671,613.76 - Step 5: Solve for x
x = 92,763,671,613.76/455,573.52 - Step 6: Final answer
x = 203,619.54
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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.