Finding the Fourth Proportional to 440,623.36, 608,058.12 and 249,636.34
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Solution
The fourth proportional to 440,623.36, 608,058.12 and 249,636.34 is: 344,496.95
Step by Step Solution
- Step 1: Write the proportion equation
440,623.36 : 608,058.12 = 249,636.34 : x - Step 2: Convert to fraction form
440,623.36/608,058.12 = 249,636.34/x - Step 3: Cross multiply
440,623.36x = 608,058.12 × 249,636.34 - Step 4: Simplify right side
440,623.36x = 151,793,403,584.08 - Step 5: Solve for x
x = 151,793,403,584.08/440,623.36 - Step 6: Final answer
x = 344,496.95
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1.5x scale
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.