Finding the Fourth Proportional to 277,812.74, 383,303.82 and 174,458.10
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Solution
The fourth proportional to 277,812.74, 383,303.82 and 174,458.10 is: 240,703.35
Step by Step Solution
- Step 1: Write the proportion equation
277,812.74 : 383,303.82 = 174,458.10 : x - Step 2: Convert to fraction form
277,812.74/383,303.82 = 174,458.10/x - Step 3: Cross multiply
277,812.74x = 383,303.82 × 174,458.10 - Step 4: Simplify right side
277,812.74x = 66,870,456,159.94 - Step 5: Solve for x
x = 66,870,456,159.94/277,812.74 - Step 6: Final answer
x = 240,703.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.