Finding the Fourth Proportional to 539,390.22, 809,173.08 and 202,457.34
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Solution
The fourth proportional to 539,390.22, 809,173.08 and 202,457.34 is: 303,718.95
Step by Step Solution
- Step 1: Write the proportion equation
539,390.22 : 809,173.08 = 202,457.34 : x - Step 2: Convert to fraction form
539,390.22/809,173.08 = 202,457.34/x - Step 3: Cross multiply
539,390.22x = 809,173.08 × 202,457.34 - Step 4: Simplify right side
539,390.22x = 163,823,029,376.41 - Step 5: Solve for x
x = 163,823,029,376.41/539,390.22 - Step 6: Final answer
x = 303,718.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.