Finding the Fourth Proportional to 503,851.77, 695,194.68 and 286,011.99
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Solution
The fourth proportional to 503,851.77, 695,194.68 and 286,011.99 is: 394,628.00
Step by Step Solution
- Step 1: Write the proportion equation
503,851.77 : 695,194.68 = 286,011.99 : x - Step 2: Convert to fraction form
503,851.77/695,194.68 = 286,011.99/x - Step 3: Cross multiply
503,851.77x = 695,194.68 × 286,011.99 - Step 4: Simplify right side
503,851.77x = 198,834,014,936.76 - Step 5: Solve for x
x = 198,834,014,936.76/503,851.77 - Step 6: Final answer
x = 394,628.00
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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.