Finding the Fourth Proportional to 563,166.41, 777,197.63 and 348,418.13
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Solution
The fourth proportional to 563,166.41, 777,197.63 and 348,418.13 is: 480,834.33
Step by Step Solution
- Step 1: Write the proportion equation
563,166.41 : 777,197.63 = 348,418.13 : x - Step 2: Convert to fraction form
563,166.41/777,197.63 = 348,418.13/x - Step 3: Cross multiply
563,166.41x = 777,197.63 × 348,418.13 - Step 4: Simplify right side
563,166.41x = 270,789,741,870.09 - Step 5: Solve for x
x = 270,789,741,870.09/563,166.41 - Step 6: Final answer
x = 480,834.33
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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.