Finding the Fourth Proportional to 346,257.60, 477,534.30 and 244,102.80
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Solution
The fourth proportional to 346,257.60, 477,534.30 and 244,102.80 is: 336,649.53
Step by Step Solution
- Step 1: Write the proportion equation
346,257.60 : 477,534.30 = 244,102.80 : x - Step 2: Convert to fraction form
346,257.60/477,534.30 = 244,102.80/x - Step 3: Cross multiply
346,257.60x = 477,534.30 × 244,102.80 - Step 4: Simplify right side
346,257.60x = 116,567,459,726.04 - Step 5: Solve for x
x = 116,567,459,726.04/346,257.60 - Step 6: Final answer
x = 336,649.53
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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.