Finding the Fourth Proportional to 563,534.24, 777,675.26 and 305,417.45
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Solution
The fourth proportional to 563,534.24, 777,675.26 and 305,417.45 is: 421,475.00
Step by Step Solution
- Step 1: Write the proportion equation
563,534.24 : 777,675.26 = 305,417.45 : x - Step 2: Convert to fraction form
563,534.24/777,675.26 = 305,417.45/x - Step 3: Cross multiply
563,534.24x = 777,675.26 × 305,417.45 - Step 4: Simplify right side
563,534.24x = 237,515,593,633.92 - Step 5: Solve for x
x = 237,515,593,633.92/563,534.24 - Step 6: Final answer
x = 421,475.00
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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.