Finding the Fourth Proportional to 403,169.99, 604,610.87 and 133,248.15
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Solution
The fourth proportional to 403,169.99, 604,610.87 and 133,248.15 is: 199,824.60
Step by Step Solution
- Step 1: Write the proportion equation
403,169.99 : 604,610.87 = 133,248.15 : x - Step 2: Convert to fraction form
403,169.99/604,610.87 = 133,248.15/x - Step 3: Cross multiply
403,169.99x = 604,610.87 × 133,248.15 - Step 4: Simplify right side
403,169.99x = 80,563,279,231.15 - Step 5: Solve for x
x = 80,563,279,231.15/403,169.99 - Step 6: Final answer
x = 199,824.60
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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.