Finding the Fourth Proportional to 949,570.20, 1,424,357.86 and 239,598.18
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Solution
The fourth proportional to 949,570.20, 1,424,357.86 and 239,598.18 is: 359,397.92
Step by Step Solution
- Step 1: Write the proportion equation
949,570.20 : 1,424,357.86 = 239,598.18 : x - Step 2: Convert to fraction form
949,570.20/1,424,357.86 = 239,598.18/x - Step 3: Cross multiply
949,570.20x = 1,424,357.86 × 239,598.18 - Step 4: Simplify right side
949,570.20x = 341,273,550,924.70 - Step 5: Solve for x
x = 341,273,550,924.70/949,570.20 - Step 6: Final answer
x = 359,397.92
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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.