Finding the Fourth Proportional to 348,340.36, 480,754.16 and 205,113.68
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Solution
The fourth proportional to 348,340.36, 480,754.16 and 205,113.68 is: 283,083.06
Step by Step Solution
- Step 1: Write the proportion equation
348,340.36 : 480,754.16 = 205,113.68 : x - Step 2: Convert to fraction form
348,340.36/480,754.16 = 205,113.68/x - Step 3: Cross multiply
348,340.36x = 480,754.16 × 205,113.68 - Step 4: Simplify right side
348,340.36x = 98,609,254,932.91 - Step 5: Solve for x
x = 98,609,254,932.91/348,340.36 - Step 6: Final answer
x = 283,083.06
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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.