Finding the Fourth Proportional to 542,231.73, 813,386.48 and 163,122.57
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Solution
The fourth proportional to 542,231.73, 813,386.48 and 163,122.57 is: 244,695.55
Step by Step Solution
- Step 1: Write the proportion equation
542,231.73 : 813,386.48 = 163,122.57 : x - Step 2: Convert to fraction form
542,231.73/813,386.48 = 163,122.57/x - Step 3: Cross multiply
542,231.73x = 813,386.48 × 163,122.57 - Step 4: Simplify right side
542,231.73x = 132,681,692,205.24 - Step 5: Solve for x
x = 132,681,692,205.24/542,231.73 - Step 6: Final answer
x = 244,695.55
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1.5x scale
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.