Finding the Fourth Proportional to 442,742.84, 664,135.00 and 143,246.86
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Solution
The fourth proportional to 442,742.84, 664,135.00 and 143,246.86 is: 214,877.00
Step by Step Solution
- Step 1: Write the proportion equation
442,742.84 : 664,135.00 = 143,246.86 : x - Step 2: Convert to fraction form
442,742.84/664,135.00 = 143,246.86/x - Step 3: Cross multiply
442,742.84x = 664,135.00 × 143,246.86 - Step 4: Simplify right side
442,742.84x = 95,135,251,347.65 - Step 5: Solve for x
x = 95,135,251,347.65/442,742.84 - Step 6: Final answer
x = 214,877.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.