Finding the Fourth Proportional to 447,101.68, 670,735.32 and 147,603.12
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Solution
The fourth proportional to 447,101.68, 670,735.32 and 147,603.12 is: 221,432.02
Step by Step Solution
- Step 1: Write the proportion equation
447,101.68 : 670,735.32 = 147,603.12 : x - Step 2: Convert to fraction form
447,101.68/670,735.32 = 147,603.12/x - Step 3: Cross multiply
447,101.68x = 670,735.32 × 147,603.12 - Step 4: Simplify right side
447,101.68x = 99,002,625,926.20 - Step 5: Solve for x
x = 99,002,625,926.20/447,101.68 - Step 6: Final answer
x = 221,432.02
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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.