Finding the Fourth Proportional to 516,317.18, 774,262.58 and 224,215.99
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Solution
The fourth proportional to 516,317.18, 774,262.58 and 224,215.99 is: 336,231.41
Step by Step Solution
- Step 1: Write the proportion equation
516,317.18 : 774,262.58 = 224,215.99 : x - Step 2: Convert to fraction form
516,317.18/774,262.58 = 224,215.99/x - Step 3: Cross multiply
516,317.18x = 774,262.58 × 224,215.99 - Step 4: Simplify right side
516,317.18x = 173,602,049,519.54 - Step 5: Solve for x
x = 173,602,049,519.54/516,317.18 - Step 6: Final answer
x = 336,231.41
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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.