Finding the Fourth Proportional to 654,712.08, 903,493.77 and 368,232.09
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Solution
The fourth proportional to 654,712.08, 903,493.77 and 368,232.09 is: 508,155.28
Step by Step Solution
- Step 1: Write the proportion equation
654,712.08 : 903,493.77 = 368,232.09 : x - Step 2: Convert to fraction form
654,712.08/903,493.77 = 368,232.09/x - Step 3: Cross multiply
654,712.08x = 903,493.77 × 368,232.09 - Step 4: Simplify right side
654,712.08x = 332,695,399,229.08 - Step 5: Solve for x
x = 332,695,399,229.08/654,712.08 - Step 6: Final answer
x = 508,155.28
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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.