Finding the Fourth Proportional to 440,619.09, 608,056.35 and 249,669.69
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Solution
The fourth proportional to 440,619.09, 608,056.35 and 249,669.69 is: 344,545.31
Step by Step Solution
- Step 1: Write the proportion equation
440,619.09 : 608,056.35 = 249,669.69 : x - Step 2: Convert to fraction form
440,619.09/608,056.35 = 249,669.69/x - Step 3: Cross multiply
440,619.09x = 608,056.35 × 249,669.69 - Step 4: Simplify right side
440,619.09x = 151,813,240,407.03 - Step 5: Solve for x
x = 151,813,240,407.03/440,619.09 - Step 6: Final answer
x = 344,545.31
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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.