Finding the Fourth Proportional to 598,688.20, 898,032.30 and 569,163.70
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Solution
The fourth proportional to 598,688.20, 898,032.30 and 569,163.70 is: 853,745.55
Step by Step Solution
- Step 1: Write the proportion equation
598,688.20 : 898,032.30 = 569,163.70 : x - Step 2: Convert to fraction form
598,688.20/898,032.30 = 569,163.70/x - Step 3: Cross multiply
598,688.20x = 898,032.30 × 569,163.70 - Step 4: Simplify right side
598,688.20x = 511,127,386,587.51 - Step 5: Solve for x
x = 511,127,386,587.51/598,688.20 - Step 6: Final answer
x = 853,745.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.