Finding the Fourth Proportional to 904,545.18, 1,248,856.50 and 560,748.53
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Solution
The fourth proportional to 904,545.18, 1,248,856.50 and 560,748.53 is: 774,195.09
Step by Step Solution
- Step 1: Write the proportion equation
904,545.18 : 1,248,856.50 = 560,748.53 : x - Step 2: Convert to fraction form
904,545.18/1,248,856.50 = 560,748.53/x - Step 3: Cross multiply
904,545.18x = 1,248,856.50 × 560,748.53 - Step 4: Simplify right side
904,545.18x = 700,294,440,311.66 - Step 5: Solve for x
x = 700,294,440,311.66/904,545.18 - Step 6: Final answer
x = 774,195.09
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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.