Finding the Fourth Proportional to 447,177.16, 671,024.07 and 236,815.09
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Solution
The fourth proportional to 447,177.16, 671,024.07 and 236,815.09 is: 355,359.44
Step by Step Solution
- Step 1: Write the proportion equation
447,177.16 : 671,024.07 = 236,815.09 : x - Step 2: Convert to fraction form
447,177.16/671,024.07 = 236,815.09/x - Step 3: Cross multiply
447,177.16x = 671,024.07 × 236,815.09 - Step 4: Simplify right side
447,177.16x = 158,908,625,529.22 - Step 5: Solve for x
x = 158,908,625,529.22/447,177.16 - Step 6: Final answer
x = 355,359.44
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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.