Finding the Fourth Proportional to 759,511.68, 1,139,516.93 and 310,610.08
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Solution
The fourth proportional to 759,511.68, 1,139,516.93 and 310,610.08 is: 466,017.12
Step by Step Solution
- Step 1: Write the proportion equation
759,511.68 : 1,139,516.93 = 310,610.08 : x - Step 2: Convert to fraction form
759,511.68/1,139,516.93 = 310,610.08/x - Step 3: Cross multiply
759,511.68x = 1,139,516.93 × 310,610.08 - Step 4: Simplify right side
759,511.68x = 353,945,444,788.65 - Step 5: Solve for x
x = 353,945,444,788.65/759,511.68 - Step 6: Final answer
x = 466,017.12
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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.