Finding the Fourth Proportional to 624,436.74, 936,655.15 and 151,122.18
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Solution
The fourth proportional to 624,436.74, 936,655.15 and 151,122.18 is: 226,683.28
Step by Step Solution
- Step 1: Write the proportion equation
624,436.74 : 936,655.15 = 151,122.18 : x - Step 2: Convert to fraction form
624,436.74/936,655.15 = 151,122.18/x - Step 3: Cross multiply
624,436.74x = 936,655.15 × 151,122.18 - Step 4: Simplify right side
624,436.74x = 141,549,368,176.23 - Step 5: Solve for x
x = 141,549,368,176.23/624,436.74 - Step 6: Final answer
x = 226,683.28
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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.