Finding the Fourth Proportional to 266,421.70, 366,913.53 and 260,615.62
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Solution
The fourth proportional to 266,421.70, 366,913.53 and 260,615.62 is: 358,917.45
Step by Step Solution
- Step 1: Write the proportion equation
266,421.70 : 366,913.53 = 260,615.62 : x - Step 2: Convert to fraction form
266,421.70/366,913.53 = 260,615.62/x - Step 3: Cross multiply
266,421.70x = 366,913.53 × 260,615.62 - Step 4: Simplify right side
266,421.70x = 95,623,397,107.34 - Step 5: Solve for x
x = 95,623,397,107.34/266,421.70 - Step 6: Final answer
x = 358,917.45
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1.5x scale
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.