Finding the Fourth Proportional to 299,526.08, 448,898.40 and 121,825.28
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Solution
The fourth proportional to 299,526.08, 448,898.40 and 121,825.28 is: 182,579.00
Step by Step Solution
- Step 1: Write the proportion equation
299,526.08 : 448,898.40 = 121,825.28 : x - Step 2: Convert to fraction form
299,526.08/448,898.40 = 121,825.28/x - Step 3: Cross multiply
299,526.08x = 448,898.40 × 121,825.28 - Step 4: Simplify right side
299,526.08x = 54,687,173,271.55 - Step 5: Solve for x
x = 54,687,173,271.55/299,526.08 - Step 6: Final answer
x = 182,579.00
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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.