Finding the Fourth Proportional to 299,500.68, 446,331.93 and 290,864.28
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Solution
The fourth proportional to 299,500.68, 446,331.93 and 290,864.28 is: 433,461.50
Step by Step Solution
- Step 1: Write the proportion equation
299,500.68 : 446,331.93 = 290,864.28 : x - Step 2: Convert to fraction form
299,500.68/446,331.93 = 290,864.28/x - Step 3: Cross multiply
299,500.68x = 446,331.93 × 290,864.28 - Step 4: Simplify right side
299,500.68x = 129,822,015,460.46 - Step 5: Solve for x
x = 129,822,015,460.46/299,500.68 - Step 6: Final answer
x = 433,461.50
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1.5x scale
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.