Finding the Fourth Proportional to 439,048.60, 658,522.59 and 114,867.99
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Solution
The fourth proportional to 439,048.60, 658,522.59 and 114,867.99 is: 172,288.82
Step by Step Solution
- Step 1: Write the proportion equation
439,048.60 : 658,522.59 = 114,867.99 : x - Step 2: Convert to fraction form
439,048.60/658,522.59 = 114,867.99/x - Step 3: Cross multiply
439,048.60x = 658,522.59 × 114,867.99 - Step 4: Simplify right side
439,048.60x = 75,643,166,282.89 - Step 5: Solve for x
x = 75,643,166,282.89/439,048.60 - Step 6: Final answer
x = 172,288.82
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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.