Finding the Fourth Proportional to 997,897.05, 1,377,098.49 and 539,011.62
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Solution
The fourth proportional to 997,897.05, 1,377,098.49 and 539,011.62 is: 743,836.33
Step by Step Solution
- Step 1: Write the proportion equation
997,897.05 : 1,377,098.49 = 539,011.62 : x - Step 2: Convert to fraction form
997,897.05/1,377,098.49 = 539,011.62/x - Step 3: Cross multiply
997,897.05x = 1,377,098.49 × 539,011.62 - Step 4: Simplify right side
997,897.05x = 742,272,087,020.77 - Step 5: Solve for x
x = 742,272,087,020.77/997,897.05 - Step 6: Final answer
x = 743,836.33
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.