Finding the Fourth Proportional to 399,248.08, 595,816.60 and 356,649.80
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Solution
The fourth proportional to 399,248.08, 595,816.60 and 356,649.80 is: 532,245.19
Step by Step Solution
- Step 1: Write the proportion equation
399,248.08 : 595,816.60 = 356,649.80 : x - Step 2: Convert to fraction form
399,248.08/595,816.60 = 356,649.80/x - Step 3: Cross multiply
399,248.08x = 595,816.60 × 356,649.80 - Step 4: Simplify right side
399,248.08x = 212,497,871,226.68 - Step 5: Solve for x
x = 212,497,871,226.68/399,248.08 - Step 6: Final answer
x = 532,245.19
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.