Finding the Fourth Proportional to 502,107.05, 692,603.44 and 298,023.50
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Solution
The fourth proportional to 502,107.05, 692,603.44 and 298,023.50 is: 411,091.82
Step by Step Solution
- Step 1: Write the proportion equation
502,107.05 : 692,603.44 = 298,023.50 : x - Step 2: Convert to fraction form
502,107.05/692,603.44 = 298,023.50/x - Step 3: Cross multiply
502,107.05x = 692,603.44 × 298,023.50 - Step 4: Simplify right side
502,107.05x = 206,412,097,092.76 - Step 5: Solve for x
x = 206,412,097,092.76/502,107.05 - Step 6: Final answer
x = 411,091.82
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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.