Finding the Fourth Proportional to 988,252.96, 1,363,789 and 535,543.96
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Solution
The fourth proportional to 988,252.96, 1,363,789 and 535,543.96 is: 739,050.62
Step by Step Solution
- Step 1: Write the proportion equation
988,252.96 : 1,363,789 = 535,543.96 : x - Step 2: Convert to fraction form
988,252.96/1,363,789 = 535,543.96/x - Step 3: Cross multiply
988,252.96x = 1,363,789 × 535,543.96 - Step 4: Simplify right side
988,252.96x = 730,368,961,664.44 - Step 5: Solve for x
x = 730,368,961,664.44/988,252.96 - Step 6: Final answer
x = 739,050.62
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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.