Finding the Fourth Proportional to 372,438.13, 558,690.14 and 106,192.93
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Solution
The fourth proportional to 372,438.13, 558,690.14 and 106,192.93 is: 159,298.79
Step by Step Solution
- Step 1: Write the proportion equation
372,438.13 : 558,690.14 = 106,192.93 : x - Step 2: Convert to fraction form
372,438.13/558,690.14 = 106,192.93/x - Step 3: Cross multiply
372,438.13x = 558,690.14 × 106,192.93 - Step 4: Simplify right side
372,438.13x = 59,328,942,928.71 - Step 5: Solve for x
x = 59,328,942,928.71/372,438.13 - Step 6: Final answer
x = 159,298.79
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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.