Finding the Fourth Proportional to 402,323.14, 603,482.99 and 102,803.23
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Solution
The fourth proportional to 402,323.14, 603,482.99 and 102,803.23 is: 154,204.41
Step by Step Solution
- Step 1: Write the proportion equation
402,323.14 : 603,482.99 = 102,803.23 : x - Step 2: Convert to fraction form
402,323.14/603,482.99 = 102,803.23/x - Step 3: Cross multiply
402,323.14x = 603,482.99 × 102,803.23 - Step 4: Simplify right side
402,323.14x = 62,040,001,440.66 - Step 5: Solve for x
x = 62,040,001,440.66/402,323.14 - Step 6: Final answer
x = 154,204.41
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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.