Finding the Fourth Proportional to 472,023.84, 707,882.64 and 156,396
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Solution
The fourth proportional to 472,023.84, 707,882.64 and 156,396 is: 234,543.27
Step by Step Solution
- Step 1: Write the proportion equation
472,023.84 : 707,882.64 = 156,396 : x - Step 2: Convert to fraction form
472,023.84/707,882.64 = 156,396/x - Step 3: Cross multiply
472,023.84x = 707,882.64 × 156,396 - Step 4: Simplify right side
472,023.84x = 110,710,013,365.44 - Step 5: Solve for x
x = 110,710,013,365.44/472,023.84 - Step 6: Final answer
x = 234,543.27
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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.