Finding the Fourth Proportional to 417,588.60, 576,285.06 and 245,474.99
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Solution
The fourth proportional to 417,588.60, 576,285.06 and 245,474.99 is: 338,763.00
Step by Step Solution
- Step 1: Write the proportion equation
417,588.60 : 576,285.06 = 245,474.99 : x - Step 2: Convert to fraction form
417,588.60/576,285.06 = 245,474.99/x - Step 3: Cross multiply
417,588.60x = 576,285.06 × 245,474.99 - Step 4: Simplify right side
417,588.60x = 141,463,566,459.22 - Step 5: Solve for x
x = 141,463,566,459.22/417,588.60 - Step 6: Final answer
x = 338,763.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.