Finding the Fourth Proportional to 362,909.84, 544,377.02 and 126,254.48
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Solution
The fourth proportional to 362,909.84, 544,377.02 and 126,254.48 is: 189,385.99
Step by Step Solution
- Step 1: Write the proportion equation
362,909.84 : 544,377.02 = 126,254.48 : x - Step 2: Convert to fraction form
362,909.84/544,377.02 = 126,254.48/x - Step 3: Cross multiply
362,909.84x = 544,377.02 × 126,254.48 - Step 4: Simplify right side
362,909.84x = 68,730,037,584.05 - Step 5: Solve for x
x = 68,730,037,584.05/362,909.84 - Step 6: Final answer
x = 189,385.99
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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.