Finding the Fourth Proportional to 351,347.10, 484,859.16 and 190,202.15
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Solution
The fourth proportional to 351,347.10, 484,859.16 and 190,202.15 is: 262,479.05
Step by Step Solution
- Step 1: Write the proportion equation
351,347.10 : 484,859.16 = 190,202.15 : x - Step 2: Convert to fraction form
351,347.10/484,859.16 = 190,202.15/x - Step 3: Cross multiply
351,347.10x = 484,859.16 × 190,202.15 - Step 4: Simplify right side
351,347.10x = 92,221,254,679.19 - Step 5: Solve for x
x = 92,221,254,679.19/351,347.10 - Step 6: Final answer
x = 262,479.05
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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.