Finding the Fourth Proportional to 764,029.67, 1,054,354.73 and 415,166.99
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Solution
The fourth proportional to 764,029.67, 1,054,354.73 and 415,166.99 is: 572,927.06
Step by Step Solution
- Step 1: Write the proportion equation
764,029.67 : 1,054,354.73 = 415,166.99 : x - Step 2: Convert to fraction form
764,029.67/1,054,354.73 = 415,166.99/x - Step 3: Cross multiply
764,029.67x = 1,054,354.73 × 415,166.99 - Step 4: Simplify right side
764,029.67x = 437,733,272,298.75 - Step 5: Solve for x
x = 437,733,272,298.75/764,029.67 - Step 6: Final answer
x = 572,927.06
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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.