Finding the Fourth Proportional to 422,552.08, 633,829.20 and 107,009.02
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Solution
The fourth proportional to 422,552.08, 633,829.20 and 107,009.02 is: 160,513.80
Step by Step Solution
- Step 1: Write the proportion equation
422,552.08 : 633,829.20 = 107,009.02 : x - Step 2: Convert to fraction form
422,552.08/633,829.20 = 107,009.02/x - Step 3: Cross multiply
422,552.08x = 633,829.20 × 107,009.02 - Step 4: Simplify right side
422,552.08x = 67,825,441,539.38 - Step 5: Solve for x
x = 67,825,441,539.38/422,552.08 - Step 6: Final answer
x = 160,513.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.