Finding the Fourth Proportional to 651,809.80, 976,548.30 and 558,497.80
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Solution
The fourth proportional to 651,809.80, 976,548.30 and 558,497.80 is: 836,747.28
Step by Step Solution
- Step 1: Write the proportion equation
651,809.80 : 976,548.30 = 558,497.80 : x - Step 2: Convert to fraction form
651,809.80/976,548.30 = 558,497.80/x - Step 3: Cross multiply
651,809.80x = 976,548.30 × 558,497.80 - Step 4: Simplify right side
651,809.80x = 545,400,077,143.74 - Step 5: Solve for x
x = 545,400,077,143.74/651,809.80 - Step 6: Final answer
x = 836,747.28
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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.