Finding the Fourth Proportional to 359,088.90, 538,467.74 and 106,278.99
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Solution
The fourth proportional to 359,088.90, 538,467.74 and 106,278.99 is: 159,369.46
Step by Step Solution
- Step 1: Write the proportion equation
359,088.90 : 538,467.74 = 106,278.99 : x - Step 2: Convert to fraction form
359,088.90/538,467.74 = 106,278.99/x - Step 3: Cross multiply
359,088.90x = 538,467.74 × 106,278.99 - Step 4: Simplify right side
359,088.90x = 57,227,804,862.44 - Step 5: Solve for x
x = 57,227,804,862.44/359,088.90 - Step 6: Final answer
x = 159,369.46
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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.