Finding the Fourth Proportional to 372,207.60, 558,829.80 and 232,239.60
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Solution
The fourth proportional to 372,207.60, 558,829.80 and 232,239.60 is: 348,682.86
Step by Step Solution
- Step 1: Write the proportion equation
372,207.60 : 558,829.80 = 232,239.60 : x - Step 2: Convert to fraction form
372,207.60/558,829.80 = 232,239.60/x - Step 3: Cross multiply
372,207.60x = 558,829.80 × 232,239.60 - Step 4: Simplify right side
372,207.60x = 129,782,409,220.08 - Step 5: Solve for x
x = 129,782,409,220.08/372,207.60 - Step 6: Final answer
x = 348,682.86
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.