Finding the Fourth Proportional to 911,571.08, 1,257,934.25 and 503,664.14
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Solution
The fourth proportional to 911,571.08, 1,257,934.25 and 503,664.14 is: 695,037.82
Step by Step Solution
- Step 1: Write the proportion equation
911,571.08 : 1,257,934.25 = 503,664.14 : x - Step 2: Convert to fraction form
911,571.08/1,257,934.25 = 503,664.14/x - Step 3: Cross multiply
911,571.08x = 1,257,934.25 × 503,664.14 - Step 4: Simplify right side
911,571.08x = 633,576,376,606.79 - Step 5: Solve for x
x = 633,576,376,606.79/911,571.08 - Step 6: Final answer
x = 695,037.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.