Finding the Fourth Proportional to 450,768.75, 622,081.44 and 249,564.75
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Solution
The fourth proportional to 450,768.75, 622,081.44 and 249,564.75 is: 344,410.74
Step by Step Solution
- Step 1: Write the proportion equation
450,768.75 : 622,081.44 = 249,564.75 : x - Step 2: Convert to fraction form
450,768.75/622,081.44 = 249,564.75/x - Step 3: Cross multiply
450,768.75x = 622,081.44 × 249,564.75 - Step 4: Simplify right side
450,768.75x = 155,249,599,053.24 - Step 5: Solve for x
x = 155,249,599,053.24/450,768.75 - Step 6: Final answer
x = 344,410.74
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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.