Finding the Fourth Proportional to 624,876.24, 862,330.08 and 338,396.76
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Solution
The fourth proportional to 624,876.24, 862,330.08 and 338,396.76 is: 466,988.00
Step by Step Solution
- Step 1: Write the proportion equation
624,876.24 : 862,330.08 = 338,396.76 : x - Step 2: Convert to fraction form
624,876.24/862,330.08 = 338,396.76/x - Step 3: Cross multiply
624,876.24x = 862,330.08 × 338,396.76 - Step 4: Simplify right side
624,876.24x = 291,809,705,122.54 - Step 5: Solve for x
x = 291,809,705,122.54/624,876.24 - Step 6: Final answer
x = 466,988.00
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.