Finding the Fourth Proportional to 539,438.54, 808,947.41 and 202,295.48
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Solution
The fourth proportional to 539,438.54, 808,947.41 and 202,295.48 is: 303,364.31
Step by Step Solution
- Step 1: Write the proportion equation
539,438.54 : 808,947.41 = 202,295.48 : x - Step 2: Convert to fraction form
539,438.54/808,947.41 = 202,295.48/x - Step 3: Cross multiply
539,438.54x = 808,947.41 × 202,295.48 - Step 4: Simplify right side
539,438.54x = 163,646,399,544.49 - Step 5: Solve for x
x = 163,646,399,544.49/539,438.54 - Step 6: Final answer
x = 303,364.31
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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.