Finding the Fourth Proportional to 310,024.63, 464,855.95 and 120,263.26
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Solution
The fourth proportional to 310,024.63, 464,855.95 and 120,263.26 is: 180,324.68
Step by Step Solution
- Step 1: Write the proportion equation
310,024.63 : 464,855.95 = 120,263.26 : x - Step 2: Convert to fraction form
310,024.63/464,855.95 = 120,263.26/x - Step 3: Cross multiply
310,024.63x = 464,855.95 × 120,263.26 - Step 4: Simplify right side
310,024.63x = 55,905,091,676.74 - Step 5: Solve for x
x = 55,905,091,676.74/310,024.63 - Step 6: Final answer
x = 180,324.68
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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.