Finding the Fourth Proportional to 925,771.91, 1,387,299.28 and 521,750.66
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Solution
The fourth proportional to 925,771.91, 1,387,299.28 and 521,750.66 is: 781,860.31
Step by Step Solution
- Step 1: Write the proportion equation
925,771.91 : 1,387,299.28 = 521,750.66 : x - Step 2: Convert to fraction form
925,771.91/1,387,299.28 = 521,750.66/x - Step 3: Cross multiply
925,771.91x = 1,387,299.28 × 521,750.66 - Step 4: Simplify right side
925,771.91x = 723,824,314,957.53 - Step 5: Solve for x
x = 723,824,314,957.53/925,771.91 - Step 6: Final answer
x = 781,860.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.