Finding the Fourth Proportional to 527,652.40, 789,586.68 and 456,818.68
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Solution
The fourth proportional to 527,652.40, 789,586.68 and 456,818.68 is: 683,590.08
Step by Step Solution
- Step 1: Write the proportion equation
527,652.40 : 789,586.68 = 456,818.68 : x - Step 2: Convert to fraction form
527,652.40/789,586.68 = 456,818.68/x - Step 3: Cross multiply
527,652.40x = 789,586.68 × 456,818.68 - Step 4: Simplify right side
527,652.40x = 360,697,944,903.18 - Step 5: Solve for x
x = 360,697,944,903.18/527,652.40 - Step 6: Final answer
x = 683,590.08
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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.