Finding the Fourth Proportional to 440,554.14, 607,968.99 and 249,563.43
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Solution
The fourth proportional to 440,554.14, 607,968.99 and 249,563.43 is: 344,399.96
Step by Step Solution
- Step 1: Write the proportion equation
440,554.14 : 607,968.99 = 249,563.43 : x - Step 2: Convert to fraction form
440,554.14/607,968.99 = 249,563.43/x - Step 3: Cross multiply
440,554.14x = 607,968.99 × 249,563.43 - Step 4: Simplify right side
440,554.14x = 151,726,826,478.04 - Step 5: Solve for x
x = 151,726,826,478.04/440,554.14 - Step 6: Final answer
x = 344,399.96
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1.5x scale
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.