Finding the Fourth Proportional to 452,573.28, 624,663.36 and 261,559.08
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Solution
The fourth proportional to 452,573.28, 624,663.36 and 261,559.08 is: 361,016.39
Step by Step Solution
- Step 1: Write the proportion equation
452,573.28 : 624,663.36 = 261,559.08 : x - Step 2: Convert to fraction form
452,573.28/624,663.36 = 261,559.08/x - Step 3: Cross multiply
452,573.28x = 624,663.36 × 261,559.08 - Step 4: Simplify right side
452,573.28x = 163,386,373,751.31 - Step 5: Solve for x
x = 163,386,373,751.31/452,573.28 - Step 6: Final answer
x = 361,016.39
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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.