Finding the Fourth Proportional to 369,625.36, 553,978.68 and 169,733.68
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Solution
The fourth proportional to 369,625.36, 553,978.68 and 169,733.68 is: 254,389.58
Step by Step Solution
- Step 1: Write the proportion equation
369,625.36 : 553,978.68 = 169,733.68 : x - Step 2: Convert to fraction form
369,625.36/553,978.68 = 169,733.68/x - Step 3: Cross multiply
369,625.36x = 553,978.68 × 169,733.68 - Step 4: Simplify right side
369,625.36x = 94,028,839,997.94 - Step 5: Solve for x
x = 94,028,839,997.94/369,625.36 - Step 6: Final answer
x = 254,389.58
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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.