Finding the Fourth Proportional to 457,181.62, 630,920.87 and 260,944.19
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Solution
The fourth proportional to 457,181.62, 630,920.87 and 260,944.19 is: 360,108.82
Step by Step Solution
- Step 1: Write the proportion equation
457,181.62 : 630,920.87 = 260,944.19 : x - Step 2: Convert to fraction form
457,181.62/630,920.87 = 260,944.19/x - Step 3: Cross multiply
457,181.62x = 630,920.87 × 260,944.19 - Step 4: Simplify right side
457,181.62x = 164,635,135,376.25 - Step 5: Solve for x
x = 164,635,135,376.25/457,181.62 - Step 6: Final answer
x = 360,108.82
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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.