Finding the Fourth Proportional to 970,958.08, 1,456,434.96 and 260,986.08
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Solution
The fourth proportional to 970,958.08, 1,456,434.96 and 260,986.08 is: 391,478.54
Step by Step Solution
- Step 1: Write the proportion equation
970,958.08 : 1,456,434.96 = 260,986.08 : x - Step 2: Convert to fraction form
970,958.08/1,456,434.96 = 260,986.08/x - Step 3: Cross multiply
970,958.08x = 1,456,434.96 × 260,986.08 - Step 4: Simplify right side
970,958.08x = 380,109,250,985.36 - Step 5: Solve for x
x = 380,109,250,985.36/970,958.08 - Step 6: Final answer
x = 391,478.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.