Finding the Fourth Proportional to 500,379.14, 750,456.18 and 230,248.17
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Solution
The fourth proportional to 500,379.14, 750,456.18 and 230,248.17 is: 345,320.47
Step by Step Solution
- Step 1: Write the proportion equation
500,379.14 : 750,456.18 = 230,248.17 : x - Step 2: Convert to fraction form
500,379.14/750,456.18 = 230,248.17/x - Step 3: Cross multiply
500,379.14x = 750,456.18 × 230,248.17 - Step 4: Simplify right side
500,379.14x = 172,791,162,110.19 - Step 5: Solve for x
x = 172,791,162,110.19/500,379.14 - Step 6: Final answer
x = 345,320.47
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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.