Finding the Fourth Proportional to 372,484.47, 558,634.14 and 106,247.28
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Solution
The fourth proportional to 372,484.47, 558,634.14 and 106,247.28 is: 159,344.52
Step by Step Solution
- Step 1: Write the proportion equation
372,484.47 : 558,634.14 = 106,247.28 : x - Step 2: Convert to fraction form
372,484.47/558,634.14 = 106,247.28/x - Step 3: Cross multiply
372,484.47x = 558,634.14 × 106,247.28 - Step 4: Simplify right side
372,484.47x = 59,353,357,890.14 - Step 5: Solve for x
x = 59,353,357,890.14/372,484.47 - Step 6: Final answer
x = 159,344.52
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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.