Finding the Fourth Proportional to 452,239.70, 624,091.86 and 248,303.75
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Solution
The fourth proportional to 452,239.70, 624,091.86 and 248,303.75 is: 342,659.76
Step by Step Solution
- Step 1: Write the proportion equation
452,239.70 : 624,091.86 = 248,303.75 : x - Step 2: Convert to fraction form
452,239.70/624,091.86 = 248,303.75/x - Step 3: Cross multiply
452,239.70x = 624,091.86 × 248,303.75 - Step 4: Simplify right side
452,239.70x = 154,964,346,062.02 - Step 5: Solve for x
x = 154,964,346,062.02/452,239.70 - Step 6: Final answer
x = 342,659.76
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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.