Finding the Fourth Proportional to 493,590.83, 739,842.84 and 322,742.09
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Solution
The fourth proportional to 493,590.83, 739,842.84 and 322,742.09 is: 483,757.82
Step by Step Solution
- Step 1: Write the proportion equation
493,590.83 : 739,842.84 = 322,742.09 : x - Step 2: Convert to fraction form
493,590.83/739,842.84 = 322,742.09/x - Step 3: Cross multiply
493,590.83x = 739,842.84 × 322,742.09 - Step 4: Simplify right side
493,590.83x = 238,778,419,140.21 - Step 5: Solve for x
x = 238,778,419,140.21/493,590.83 - Step 6: Final answer
x = 483,757.82
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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.