Finding the Fourth Proportional to 782,659.04, 1,174,136.14 and 296,486.72
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Solution
The fourth proportional to 782,659.04, 1,174,136.14 and 296,486.72 is: 444,785.99
Step by Step Solution
- Step 1: Write the proportion equation
782,659.04 : 1,174,136.14 = 296,486.72 : x - Step 2: Convert to fraction form
782,659.04/1,174,136.14 = 296,486.72/x - Step 3: Cross multiply
782,659.04x = 1,174,136.14 × 296,486.72 - Step 4: Simplify right side
782,659.04x = 348,115,772,982.06 - Step 5: Solve for x
x = 348,115,772,982.06/782,659.04 - Step 6: Final answer
x = 444,785.99
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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.