Finding the Fourth Proportional to 267,235.18, 368,784.70 and 146,378.48
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Solution
The fourth proportional to 267,235.18, 368,784.70 and 146,378.48 is: 202,002.39
Step by Step Solution
- Step 1: Write the proportion equation
267,235.18 : 368,784.70 = 146,378.48 : x - Step 2: Convert to fraction form
267,235.18/368,784.70 = 146,378.48/x - Step 3: Cross multiply
267,235.18x = 368,784.70 × 146,378.48 - Step 4: Simplify right side
267,235.18x = 53,982,143,833.26 - Step 5: Solve for x
x = 53,982,143,833.26/267,235.18 - Step 6: Final answer
x = 202,002.39
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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.