Finding the Fourth Proportional to 277,660.07, 416,490.09 and 67,298.00
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Solution
The fourth proportional to 277,660.07, 416,490.09 and 67,298.00 is: 100,946.99
Step by Step Solution
- Step 1: Write the proportion equation
277,660.07 : 416,490.09 = 67,298.00 : x - Step 2: Convert to fraction form
277,660.07/416,490.09 = 67,298.00/x - Step 3: Cross multiply
277,660.07x = 416,490.09 × 67,298.00 - Step 4: Simplify right side
277,660.07x = 28,028,947,994.37 - Step 5: Solve for x
x = 28,028,947,994.37/277,660.07 - Step 6: Final answer
x = 100,946.99
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1.5x scale
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.