Finding the Fourth Proportional to 455,355.08, 682,907.91 and 171,023.63
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Solution
The fourth proportional to 455,355.08, 682,907.91 and 171,023.63 is: 256,488.61
Step by Step Solution
- Step 1: Write the proportion equation
455,355.08 : 682,907.91 = 171,023.63 : x - Step 2: Convert to fraction form
455,355.08/682,907.91 = 171,023.63/x - Step 3: Cross multiply
455,355.08x = 682,907.91 × 171,023.63 - Step 4: Simplify right side
455,355.08x = 116,793,389,723.91 - Step 5: Solve for x
x = 116,793,389,723.91/455,355.08 - Step 6: Final answer
x = 256,488.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.