Finding the Fourth Proportional to 735,768.36, 1,015,269.24 and 425,724.24
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Solution
The fourth proportional to 735,768.36, 1,015,269.24 and 425,724.24 is: 587,446.74
Step by Step Solution
- Step 1: Write the proportion equation
735,768.36 : 1,015,269.24 = 425,724.24 : x - Step 2: Convert to fraction form
735,768.36/1,015,269.24 = 425,724.24/x - Step 3: Cross multiply
735,768.36x = 1,015,269.24 × 425,724.24 - Step 4: Simplify right side
735,768.36x = 432,224,725,594.38 - Step 5: Solve for x
x = 432,224,725,594.38/735,768.36 - Step 6: Final answer
x = 587,446.74
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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.