Finding the Fourth Proportional to 535,334.89, 738,789.24 and 293,639.95
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Solution
The fourth proportional to 535,334.89, 738,789.24 and 293,639.95 is: 405,237.99
Step by Step Solution
- Step 1: Write the proportion equation
535,334.89 : 738,789.24 = 293,639.95 : x - Step 2: Convert to fraction form
535,334.89/738,789.24 = 293,639.95/x - Step 3: Cross multiply
535,334.89x = 738,789.24 × 293,639.95 - Step 4: Simplify right side
535,334.89x = 216,938,035,494.14 - Step 5: Solve for x
x = 216,938,035,494.14/535,334.89 - Step 6: Final answer
x = 405,237.99
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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.