Finding the Fourth Proportional to 584,776.36, 877,163.95 and 220,106.06
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Solution
The fourth proportional to 584,776.36, 877,163.95 and 220,106.06 is: 330,158.87
Step by Step Solution
- Step 1: Write the proportion equation
584,776.36 : 877,163.95 = 220,106.06 : x - Step 2: Convert to fraction form
584,776.36/877,163.95 = 220,106.06/x - Step 3: Cross multiply
584,776.36x = 877,163.95 × 220,106.06 - Step 4: Simplify right side
584,776.36x = 193,069,101,008.54 - Step 5: Solve for x
x = 193,069,101,008.54/584,776.36 - Step 6: Final answer
x = 330,158.87
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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.