Finding the Fourth Proportional to 295,220.10, 442,894.95 and 145,532.10
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Solution
The fourth proportional to 295,220.10, 442,894.95 and 145,532.10 is: 218,330.09
Step by Step Solution
- Step 1: Write the proportion equation
295,220.10 : 442,894.95 = 145,532.10 : x - Step 2: Convert to fraction form
295,220.10/442,894.95 = 145,532.10/x - Step 3: Cross multiply
295,220.10x = 442,894.95 × 145,532.10 - Step 4: Simplify right side
295,220.10x = 64,455,432,152.90 - Step 5: Solve for x
x = 64,455,432,152.90/295,220.10 - Step 6: Final answer
x = 218,330.09
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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.