Finding the Fourth Proportional to 482,572.10, 724,117.35 and 202,117.70
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Solution
The fourth proportional to 482,572.10, 724,117.35 and 202,117.70 is: 303,285.11
Step by Step Solution
- Step 1: Write the proportion equation
482,572.10 : 724,117.35 = 202,117.70 : x - Step 2: Convert to fraction form
482,572.10/724,117.35 = 202,117.70/x - Step 3: Cross multiply
482,572.10x = 724,117.35 × 202,117.70 - Step 4: Simplify right side
482,572.10x = 146,356,933,312.10 - Step 5: Solve for x
x = 146,356,933,312.10/482,572.10 - Step 6: Final answer
x = 303,285.11
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1.5x scale
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.