Finding the Fourth Proportional to 503,852.77, 695,196.06 and 286,012.99
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Solution
The fourth proportional to 503,852.77, 695,196.06 and 286,012.99 is: 394,629.38
Step by Step Solution
- Step 1: Write the proportion equation
503,852.77 : 695,196.06 = 286,012.99 : x - Step 2: Convert to fraction form
503,852.77/695,196.06 = 286,012.99/x - Step 3: Cross multiply
503,852.77x = 695,196.06 × 286,012.99 - Step 4: Simplify right side
503,852.77x = 198,835,103,756.82 - Step 5: Solve for x
x = 198,835,103,756.82/503,852.77 - Step 6: Final answer
x = 394,629.38
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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.