Finding the Fourth Proportional to 439,936.08, 607,007.05 and 267,852.07
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Solution
The fourth proportional to 439,936.08, 607,007.05 and 267,852.07 is: 369,572.09
Step by Step Solution
- Step 1: Write the proportion equation
439,936.08 : 607,007.05 = 267,852.07 : x - Step 2: Convert to fraction form
439,936.08/607,007.05 = 267,852.07/x - Step 3: Cross multiply
439,936.08x = 607,007.05 × 267,852.07 - Step 4: Simplify right side
439,936.08x = 162,588,094,847.09 - Step 5: Solve for x
x = 162,588,094,847.09/439,936.08 - Step 6: Final answer
x = 369,572.09
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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.