Finding the Fourth Proportional to 708,071.99, 1,062,099.95 and 423,841.95
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Solution
The fourth proportional to 708,071.99, 1,062,099.95 and 423,841.95 is: 635,758.12
Step by Step Solution
- Step 1: Write the proportion equation
708,071.99 : 1,062,099.95 = 423,841.95 : x - Step 2: Convert to fraction form
708,071.99/1,062,099.95 = 423,841.95/x - Step 3: Cross multiply
708,071.99x = 1,062,099.95 × 423,841.95 - Step 4: Simplify right side
708,071.99x = 450,162,511,783.69 - Step 5: Solve for x
x = 450,162,511,783.69/708,071.99 - Step 6: Final answer
x = 635,758.12
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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.