Finding the Fourth Proportional to 440,325.73, 607,649.44 and 249,339.07
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Solution
The fourth proportional to 440,325.73, 607,649.44 and 249,339.07 is: 344,087.88
Step by Step Solution
- Step 1: Write the proportion equation
440,325.73 : 607,649.44 = 249,339.07 : x - Step 2: Convert to fraction form
440,325.73/607,649.44 = 249,339.07/x - Step 3: Cross multiply
440,325.73x = 607,649.44 × 249,339.07 - Step 4: Simplify right side
440,325.73x = 151,510,746,255.62 - Step 5: Solve for x
x = 151,510,746,255.62/440,325.73 - Step 6: Final answer
x = 344,087.88
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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.