Finding the Fourth Proportional to 460,335.18, 690,032.18 and 310,590.66
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Solution
The fourth proportional to 460,335.18, 690,032.18 and 310,590.66 is: 465,568.48
Step by Step Solution
- Step 1: Write the proportion equation
460,335.18 : 690,032.18 = 310,590.66 : x - Step 2: Convert to fraction form
460,335.18/690,032.18 = 310,590.66/x - Step 3: Cross multiply
460,335.18x = 690,032.18 × 310,590.66 - Step 4: Simplify right side
460,335.18x = 214,317,550,207.44 - Step 5: Solve for x
x = 214,317,550,207.44/460,335.18 - Step 6: Final answer
x = 465,568.48
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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.