Finding the Fourth Proportional to 470,565.18, 705,850.11 and 115,579.26
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Solution
The fourth proportional to 470,565.18, 705,850.11 and 115,579.26 is: 173,369.46
Step by Step Solution
- Step 1: Write the proportion equation
470,565.18 : 705,850.11 = 115,579.26 : x - Step 2: Convert to fraction form
470,565.18/705,850.11 = 115,579.26/x - Step 3: Cross multiply
470,565.18x = 705,850.11 × 115,579.26 - Step 4: Simplify right side
470,565.18x = 81,581,633,384.72 - Step 5: Solve for x
x = 81,581,633,384.72/470,565.18 - Step 6: Final answer
x = 173,369.46
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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.