Finding the Fourth Proportional to 558,574.11, 837,992.39 and 159,220.62
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Solution
The fourth proportional to 558,574.11, 837,992.39 and 159,220.62 is: 238,868.33
Step by Step Solution
- Step 1: Write the proportion equation
558,574.11 : 837,992.39 = 159,220.62 : x - Step 2: Convert to fraction form
558,574.11/837,992.39 = 159,220.62/x - Step 3: Cross multiply
558,574.11x = 837,992.39 × 159,220.62 - Step 4: Simplify right side
558,574.11x = 133,425,667,094.98 - Step 5: Solve for x
x = 133,425,667,094.98/558,574.11 - Step 6: Final answer
x = 238,868.33
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1.5x scale
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.