Finding the Fourth Proportional to 618,594.36, 927,553.86 and 186,248.76
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Solution
The fourth proportional to 618,594.36, 927,553.86 and 186,248.76 is: 279,271.47
Step by Step Solution
- Step 1: Write the proportion equation
618,594.36 : 927,553.86 = 186,248.76 : x - Step 2: Convert to fraction form
618,594.36/927,553.86 = 186,248.76/x - Step 3: Cross multiply
618,594.36x = 927,553.86 × 186,248.76 - Step 4: Simplify right side
618,594.36x = 172,755,756,258.21 - Step 5: Solve for x
x = 172,755,756,258.21/618,594.36 - Step 6: Final answer
x = 279,271.47
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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.