Finding the Fourth Proportional to 207,303.39, 310,332.14 and 185,648.95
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Solution
The fourth proportional to 207,303.39, 310,332.14 and 185,648.95 is: 277,915.55
Step by Step Solution
- Step 1: Write the proportion equation
207,303.39 : 310,332.14 = 185,648.95 : x - Step 2: Convert to fraction form
207,303.39/310,332.14 = 185,648.95/x - Step 3: Cross multiply
207,303.39x = 310,332.14 × 185,648.95 - Step 4: Simplify right side
207,303.39x = 57,612,835,942.25 - Step 5: Solve for x
x = 57,612,835,942.25/207,303.39 - Step 6: Final answer
x = 277,915.55
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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.