Finding the Fourth Proportional to 302,994.42, 454,510.26 and 125,515.32
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Solution
The fourth proportional to 302,994.42, 454,510.26 and 125,515.32 is: 188,280.70
Step by Step Solution
- Step 1: Write the proportion equation
302,994.42 : 454,510.26 = 125,515.32 : x - Step 2: Convert to fraction form
302,994.42/454,510.26 = 125,515.32/x - Step 3: Cross multiply
302,994.42x = 454,510.26 × 125,515.32 - Step 4: Simplify right side
302,994.42x = 57,048,000,727.18 - Step 5: Solve for x
x = 57,048,000,727.18/302,994.42 - Step 6: Final answer
x = 188,280.70
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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.