Finding the Fourth Proportional to 613,104.93, 918,328.19 and 296,898.75
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Solution
The fourth proportional to 613,104.93, 918,328.19 and 296,898.75 is: 444,704.45
Step by Step Solution
- Step 1: Write the proportion equation
613,104.93 : 918,328.19 = 296,898.75 : x - Step 2: Convert to fraction form
613,104.93/918,328.19 = 296,898.75/x - Step 3: Cross multiply
613,104.93x = 918,328.19 × 296,898.75 - Step 4: Simplify right side
613,104.93x = 272,650,490,216.27 - Step 5: Solve for x
x = 272,650,490,216.27/613,104.93 - Step 6: Final answer
x = 444,704.45
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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.