Finding the Fourth Proportional to 843,730.09, 1,164,349.50 and 461,781.48
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Solution
The fourth proportional to 843,730.09, 1,164,349.50 and 461,781.48 is: 637,259.52
Step by Step Solution
- Step 1: Write the proportion equation
843,730.09 : 1,164,349.50 = 461,781.48 : x - Step 2: Convert to fraction form
843,730.09/1,164,349.50 = 461,781.48/x - Step 3: Cross multiply
843,730.09x = 1,164,349.50 × 461,781.48 - Step 4: Simplify right side
843,730.09x = 537,675,035,347.26 - Step 5: Solve for x
x = 537,675,035,347.26/843,730.09 - Step 6: Final answer
x = 637,259.52
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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.