Finding the Fourth Proportional to 348,188.98, 480,323.93 and 227,400.97
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Solution
The fourth proportional to 348,188.98, 480,323.93 and 227,400.97 is: 313,697.82
Step by Step Solution
- Step 1: Write the proportion equation
348,188.98 : 480,323.93 = 227,400.97 : x - Step 2: Convert to fraction form
348,188.98/480,323.93 = 227,400.97/x - Step 3: Cross multiply
348,188.98x = 480,323.93 × 227,400.97 - Step 4: Simplify right side
348,188.98x = 109,226,124,057.59 - Step 5: Solve for x
x = 109,226,124,057.59/348,188.98 - Step 6: Final answer
x = 313,697.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.