Finding the Fourth Proportional to 504,307.76, 695,924.33 and 274,860.14
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Solution
The fourth proportional to 504,307.76, 695,924.33 and 274,860.14 is: 379,295.88
Step by Step Solution
- Step 1: Write the proportion equation
504,307.76 : 695,924.33 = 274,860.14 : x - Step 2: Convert to fraction form
504,307.76/695,924.33 = 274,860.14/x - Step 3: Cross multiply
504,307.76x = 695,924.33 × 274,860.14 - Step 4: Simplify right side
504,307.76x = 191,281,853,919.28 - Step 5: Solve for x
x = 191,281,853,919.28/504,307.76 - Step 6: Final answer
x = 379,295.88
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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.