Finding the Fourth Proportional to 573,568.41, 791,507.66 and 315,445.09
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Solution
The fourth proportional to 573,568.41, 791,507.66 and 315,445.09 is: 435,305.01
Step by Step Solution
- Step 1: Write the proportion equation
573,568.41 : 791,507.66 = 315,445.09 : x - Step 2: Convert to fraction form
573,568.41/791,507.66 = 315,445.09/x - Step 3: Cross multiply
573,568.41x = 791,507.66 × 315,445.09 - Step 4: Simplify right side
573,568.41x = 249,677,203,854.23 - Step 5: Solve for x
x = 249,677,203,854.23/573,568.41 - Step 6: Final answer
x = 435,305.01
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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.