Finding the Fourth Proportional to 299,037.08, 448,631.16 and 99,358.52
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Solution
The fourth proportional to 299,037.08, 448,631.16 and 99,358.52 is: 149,062.88
Step by Step Solution
- Step 1: Write the proportion equation
299,037.08 : 448,631.16 = 99,358.52 : x - Step 2: Convert to fraction form
299,037.08/448,631.16 = 99,358.52/x - Step 3: Cross multiply
299,037.08x = 448,631.16 × 99,358.52 - Step 4: Simplify right side
299,037.08x = 44,575,328,083.48 - Step 5: Solve for x
x = 44,575,328,083.48/299,037.08 - Step 6: Final answer
x = 149,062.88
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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.