Finding the Fourth Proportional to 452,422.24, 624,370.80 and 251,219.68
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Solution
The fourth proportional to 452,422.24, 624,370.80 and 251,219.68 is: 346,698.77
Step by Step Solution
- Step 1: Write the proportion equation
452,422.24 : 624,370.80 = 251,219.68 : x - Step 2: Convert to fraction form
452,422.24/624,370.80 = 251,219.68/x - Step 3: Cross multiply
452,422.24x = 624,370.80 × 251,219.68 - Step 4: Simplify right side
452,422.24x = 156,854,232,577.34 - Step 5: Solve for x
x = 156,854,232,577.34/452,422.24 - Step 6: Final answer
x = 346,698.77
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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.