Finding the Fourth Proportional to 539,501.80, 809,252.70 and 362,093.80
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Solution
The fourth proportional to 539,501.80, 809,252.70 and 362,093.80 is: 543,140.70
Step by Step Solution
- Step 1: Write the proportion equation
539,501.80 : 809,252.70 = 362,093.80 : x - Step 2: Convert to fraction form
539,501.80/809,252.70 = 362,093.80/x - Step 3: Cross multiply
539,501.80x = 809,252.70 × 362,093.80 - Step 4: Simplify right side
539,501.80x = 293,025,385,303.26 - Step 5: Solve for x
x = 293,025,385,303.26/539,501.80 - Step 6: Final answer
x = 543,140.70
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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.