Finding the Fourth Proportional to 598,649.40, 898,129.62 and 299,117.88
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Solution
The fourth proportional to 598,649.40, 898,129.62 and 299,117.88 is: 448,754.53
Step by Step Solution
- Step 1: Write the proportion equation
598,649.40 : 898,129.62 = 299,117.88 : x - Step 2: Convert to fraction form
598,649.40/898,129.62 = 299,117.88/x - Step 3: Cross multiply
598,649.40x = 898,129.62 × 299,117.88 - Step 4: Simplify right side
598,649.40x = 268,646,627,899.61 - Step 5: Solve for x
x = 268,646,627,899.61/598,649.40 - Step 6: Final answer
x = 448,754.53
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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.