Finding the Fourth Proportional to 544,427.84, 816,641.76 and 170,480
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Solution
The fourth proportional to 544,427.84, 816,641.76 and 170,480 is: 255,720
Step by Step Solution
- Step 1: Write the proportion equation
544,427.84 : 816,641.76 = 170,480 : x - Step 2: Convert to fraction form
544,427.84/816,641.76 = 170,480/x - Step 3: Cross multiply
544,427.84x = 816,641.76 × 170,480 - Step 4: Simplify right side
544,427.84x = 139,221,087,244.80 - Step 5: Solve for x
x = 139,221,087,244.80/544,427.84 - Step 6: Final answer
x = 255,720
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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.