Finding the Fourth Proportional to 376,170.24, 519,077.12 and 225,263.36
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Solution
The fourth proportional to 376,170.24, 519,077.12 and 225,263.36 is: 310,840.79
Step by Step Solution
- Step 1: Write the proportion equation
376,170.24 : 519,077.12 = 225,263.36 : x - Step 2: Convert to fraction form
376,170.24/519,077.12 = 225,263.36/x - Step 3: Cross multiply
376,170.24x = 519,077.12 × 225,263.36 - Step 4: Simplify right side
376,170.24x = 116,929,056,150.32 - Step 5: Solve for x
x = 116,929,056,150.32/376,170.24 - Step 6: Final answer
x = 310,840.79
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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.