Finding the Fourth Proportional to 460,487.94, 689,456.61 and 235,363.62
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Solution
The fourth proportional to 460,487.94, 689,456.61 and 235,363.62 is: 352,393.61
Step by Step Solution
- Step 1: Write the proportion equation
460,487.94 : 689,456.61 = 235,363.62 : x - Step 2: Convert to fraction form
460,487.94/689,456.61 = 235,363.62/x - Step 3: Cross multiply
460,487.94x = 689,456.61 × 235,363.62 - Step 4: Simplify right side
460,487.94x = 162,273,006,147.99 - Step 5: Solve for x
x = 162,273,006,147.99/460,487.94 - Step 6: Final answer
x = 352,393.61
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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.