Finding the Fourth Proportional to 764,101.14, 1,054,416.62 and 458,024.37
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Solution
The fourth proportional to 764,101.14, 1,054,416.62 and 458,024.37 is: 632,047.88
Step by Step Solution
- Step 1: Write the proportion equation
764,101.14 : 1,054,416.62 = 458,024.37 : x - Step 2: Convert to fraction form
764,101.14/1,054,416.62 = 458,024.37/x - Step 3: Cross multiply
764,101.14x = 1,054,416.62 × 458,024.37 - Step 4: Simplify right side
764,101.14x = 482,948,505,802.91 - Step 5: Solve for x
x = 482,948,505,802.91/764,101.14 - Step 6: Final answer
x = 632,047.88
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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.