Finding the Fourth Proportional to 488,708.99, 732,833.45 and 189,329.75
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Solution
The fourth proportional to 488,708.99, 732,833.45 and 189,329.75 is: 283,905.51
Step by Step Solution
- Step 1: Write the proportion equation
488,708.99 : 732,833.45 = 189,329.75 : x - Step 2: Convert to fraction form
488,708.99/732,833.45 = 189,329.75/x - Step 3: Cross multiply
488,708.99x = 732,833.45 × 189,329.75 - Step 4: Simplify right side
488,708.99x = 138,747,173,880.14 - Step 5: Solve for x
x = 138,747,173,880.14/488,708.99 - Step 6: Final answer
x = 283,905.51
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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.