Finding the Fourth Proportional to 492,244.48, 679,297.68 and 265,890
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Solution
The fourth proportional to 492,244.48, 679,297.68 and 265,890 is: 366,928.36
Step by Step Solution
- Step 1: Write the proportion equation
492,244.48 : 679,297.68 = 265,890 : x - Step 2: Convert to fraction form
492,244.48/679,297.68 = 265,890/x - Step 3: Cross multiply
492,244.48x = 679,297.68 × 265,890 - Step 4: Simplify right side
492,244.48x = 180,618,460,135.20 - Step 5: Solve for x
x = 180,618,460,135.20/492,244.48 - Step 6: Final answer
x = 366,928.36
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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.