Finding the Fourth Proportional to 552,660.75, 762,671.84 and 314,196.75
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Solution
The fourth proportional to 552,660.75, 762,671.84 and 314,196.75 is: 433,591.52
Step by Step Solution
- Step 1: Write the proportion equation
552,660.75 : 762,671.84 = 314,196.75 : x - Step 2: Convert to fraction form
552,660.75/762,671.84 = 314,196.75/x - Step 3: Cross multiply
552,660.75x = 762,671.84 × 314,196.75 - Step 4: Simplify right side
552,660.75x = 239,629,011,873.54 - Step 5: Solve for x
x = 239,629,011,873.54/552,660.75 - Step 6: Final answer
x = 433,591.52
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1.5x scale
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.