Finding the Fourth Proportional to 400,560.42, 552,756.70 and 219,267.84
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Solution
The fourth proportional to 400,560.42, 552,756.70 and 219,267.84 is: 302,580.49
Step by Step Solution
- Step 1: Write the proportion equation
400,560.42 : 552,756.70 = 219,267.84 : x - Step 2: Convert to fraction form
400,560.42/552,756.70 = 219,267.84/x - Step 3: Cross multiply
400,560.42x = 552,756.70 × 219,267.84 - Step 4: Simplify right side
400,560.42x = 121,201,767,654.53 - Step 5: Solve for x
x = 121,201,767,654.53/400,560.42 - Step 6: Final answer
x = 302,580.49
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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.