Finding the Fourth Proportional to 654,785.01, 903,598.07 and 368,331.75
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Solution
The fourth proportional to 654,785.01, 903,598.07 and 368,331.75 is: 508,294.86
Step by Step Solution
- Step 1: Write the proportion equation
654,785.01 : 903,598.07 = 368,331.75 : x - Step 2: Convert to fraction form
654,785.01/903,598.07 = 368,331.75/x - Step 3: Cross multiply
654,785.01x = 903,598.07 × 368,331.75 - Step 4: Simplify right side
654,785.01x = 332,823,856,578.06 - Step 5: Solve for x
x = 332,823,856,578.06/654,785.01 - Step 6: Final answer
x = 508,294.86
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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.