Finding the Fourth Proportional to 538,750.05, 808,129.10 and 239,150.09
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Solution
The fourth proportional to 538,750.05, 808,129.10 and 239,150.09 is: 358,726.92
Step by Step Solution
- Step 1: Write the proportion equation
538,750.05 : 808,129.10 = 239,150.09 : x - Step 2: Convert to fraction form
538,750.05/808,129.10 = 239,150.09/x - Step 3: Cross multiply
538,750.05x = 808,129.10 × 239,150.09 - Step 4: Simplify right side
538,750.05x = 193,264,143,553.85 - Step 5: Solve for x
x = 193,264,143,553.85/538,750.05 - Step 6: Final answer
x = 358,726.92
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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.