Finding the Fourth Proportional to 462,709.01, 638,533.98 and 258,757.62
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Solution
The fourth proportional to 462,709.01, 638,533.98 and 258,757.62 is: 357,083.03
Step by Step Solution
- Step 1: Write the proportion equation
462,709.01 : 638,533.98 = 258,757.62 : x - Step 2: Convert to fraction form
462,709.01/638,533.98 = 258,757.62/x - Step 3: Cross multiply
462,709.01x = 638,533.98 × 258,757.62 - Step 4: Simplify right side
462,709.01x = 165,225,532,953.93 - Step 5: Solve for x
x = 165,225,532,953.93/462,709.01 - Step 6: Final answer
x = 357,083.03
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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.