Finding the Fourth Proportional to 283,412.16, 424,970.62 and 105,773.09
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Solution
The fourth proportional to 283,412.16, 424,970.62 and 105,773.09 is: 158,604.54
Step by Step Solution
- Step 1: Write the proportion equation
283,412.16 : 424,970.62 = 105,773.09 : x - Step 2: Convert to fraction form
283,412.16/424,970.62 = 105,773.09/x - Step 3: Cross multiply
283,412.16x = 424,970.62 × 105,773.09 - Step 4: Simplify right side
283,412.16x = 44,950,455,636.62 - Step 5: Solve for x
x = 44,950,455,636.62/283,412.16 - Step 6: Final answer
x = 158,604.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.