Finding the Fourth Proportional to 448,006.05, 618,248.34 and 246,802.05
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Solution
The fourth proportional to 448,006.05, 618,248.34 and 246,802.05 is: 340,586.82
Step by Step Solution
- Step 1: Write the proportion equation
448,006.05 : 618,248.34 = 246,802.05 : x - Step 2: Convert to fraction form
448,006.05/618,248.34 = 246,802.05/x - Step 3: Cross multiply
448,006.05x = 618,248.34 × 246,802.05 - Step 4: Simplify right side
448,006.05x = 152,584,957,721.10 - Step 5: Solve for x
x = 152,584,957,721.10/448,006.05 - Step 6: Final answer
x = 340,586.82
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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.