Finding the Fourth Proportional to 661,840.97, 992,433.53 and 235,312.88
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Solution
The fourth proportional to 661,840.97, 992,433.53 and 235,312.88 is: 352,852.72
Step by Step Solution
- Step 1: Write the proportion equation
661,840.97 : 992,433.53 = 235,312.88 : x - Step 2: Convert to fraction form
661,840.97/992,433.53 = 235,312.88/x - Step 3: Cross multiply
661,840.97x = 992,433.53 × 235,312.88 - Step 4: Simplify right side
661,840.97x = 233,532,386,014.13 - Step 5: Solve for x
x = 233,532,386,014.13/661,840.97 - Step 6: Final answer
x = 352,852.72
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1.5x scale
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.