Finding the Fourth Proportional to 283,243.18, 424,928.77 and 93,703.09
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Solution
The fourth proportional to 283,243.18, 424,928.77 and 93,703.09 is: 140,575.82
Step by Step Solution
- Step 1: Write the proportion equation
283,243.18 : 424,928.77 = 93,703.09 : x - Step 2: Convert to fraction form
283,243.18/424,928.77 = 93,703.09/x - Step 3: Cross multiply
283,243.18x = 424,928.77 × 93,703.09 - Step 4: Simplify right side
283,243.18x = 39,817,140,411.30 - Step 5: Solve for x
x = 39,817,140,411.30/283,243.18 - Step 6: Final answer
x = 140,575.82
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1.5x scale
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.