Finding the Fourth Proportional to 553,310.70, 829,995.47 and 174,261.08
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Solution
The fourth proportional to 553,310.70, 829,995.47 and 174,261.08 is: 261,400.88
Step by Step Solution
- Step 1: Write the proportion equation
553,310.70 : 829,995.47 = 174,261.08 : x - Step 2: Convert to fraction form
553,310.70/829,995.47 = 174,261.08/x - Step 3: Cross multiply
553,310.70x = 829,995.47 × 174,261.08 - Step 4: Simplify right side
553,310.70x = 144,635,903,282.98 - Step 5: Solve for x
x = 144,635,903,282.98/553,310.70 - Step 6: Final answer
x = 261,400.88
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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.