Finding the Fourth Proportional to 475,548.21, 713,415.56 and 176,031.36
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Solution
The fourth proportional to 475,548.21, 713,415.56 and 176,031.36 is: 264,081.55
Step by Step Solution
- Step 1: Write the proportion equation
475,548.21 : 713,415.56 = 176,031.36 : x - Step 2: Convert to fraction form
475,548.21/713,415.56 = 176,031.36/x - Step 3: Cross multiply
475,548.21x = 713,415.56 × 176,031.36 - Step 4: Simplify right side
475,548.21x = 125,583,510,391.81 - Step 5: Solve for x
x = 125,583,510,391.81/475,548.21 - Step 6: Final answer
x = 264,081.55
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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.