Finding the Fourth Proportional to 357,847.08, 493,823.44 and 196,698.68
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Solution
The fourth proportional to 357,847.08, 493,823.44 and 196,698.68 is: 271,441.14
Step by Step Solution
- Step 1: Write the proportion equation
357,847.08 : 493,823.44 = 196,698.68 : x - Step 2: Convert to fraction form
357,847.08/493,823.44 = 196,698.68/x - Step 3: Cross multiply
357,847.08x = 493,823.44 × 196,698.68 - Step 4: Simplify right side
357,847.08x = 97,134,418,801.06 - Step 5: Solve for x
x = 97,134,418,801.06/357,847.08 - Step 6: Final answer
x = 271,441.14
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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.