Finding the Fourth Proportional to 462,692.55, 638,511.35 and 258,741.14
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Solution
The fourth proportional to 462,692.55, 638,511.35 and 258,741.14 is: 357,060.32
Step by Step Solution
- Step 1: Write the proportion equation
462,692.55 : 638,511.35 = 258,741.14 : x - Step 2: Convert to fraction form
462,692.55/638,511.35 = 258,741.14/x - Step 3: Cross multiply
462,692.55x = 638,511.35 × 258,741.14 - Step 4: Simplify right side
462,692.55x = 165,209,150,115.68 - Step 5: Solve for x
x = 165,209,150,115.68/462,692.55 - Step 6: Final answer
x = 357,060.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.