Finding the Fourth Proportional to 735,994.75, 1,103,992.14 and 237,358.75
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Solution
The fourth proportional to 735,994.75, 1,103,992.14 and 237,358.75 is: 356,038.13
Step by Step Solution
- Step 1: Write the proportion equation
735,994.75 : 1,103,992.14 = 237,358.75 : x - Step 2: Convert to fraction form
735,994.75/1,103,992.14 = 237,358.75/x - Step 3: Cross multiply
735,994.75x = 1,103,992.14 × 237,358.75 - Step 4: Simplify right side
735,994.75x = 262,042,194,360.23 - Step 5: Solve for x
x = 262,042,194,360.23/735,994.75 - Step 6: Final answer
x = 356,038.13
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Double scale
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Similar ratio
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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.