Finding the Fourth Proportional to 517,622.98, 776,188.14 and 180,622.68
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Solution
The fourth proportional to 517,622.98, 776,188.14 and 180,622.68 is: 270,848.06
Step by Step Solution
- Step 1: Write the proportion equation
517,622.98 : 776,188.14 = 180,622.68 : x - Step 2: Convert to fraction form
517,622.98/776,188.14 = 180,622.68/x - Step 3: Cross multiply
517,622.98x = 776,188.14 × 180,622.68 - Step 4: Simplify right side
517,622.98x = 140,197,182,031.02 - Step 5: Solve for x
x = 140,197,182,031.02/517,622.98 - Step 6: Final answer
x = 270,848.06
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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.