Finding the Fourth Proportional to 330,765.02, 496,397.21 and 242,248.02
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Solution
The fourth proportional to 330,765.02, 496,397.21 and 242,248.02 is: 363,554.89
Step by Step Solution
- Step 1: Write the proportion equation
330,765.02 : 496,397.21 = 242,248.02 : x - Step 2: Convert to fraction form
330,765.02/496,397.21 = 242,248.02/x - Step 3: Cross multiply
330,765.02x = 496,397.21 × 242,248.02 - Step 4: Simplify right side
330,765.02x = 120,251,239,545.94 - Step 5: Solve for x
x = 120,251,239,545.94/330,765.02 - Step 6: Final answer
x = 363,554.89
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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.