Finding the Fourth Proportional to 950,711.90, 1,311,983.33 and 520,992.99
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Solution
The fourth proportional to 950,711.90, 1,311,983.33 and 520,992.99 is: 718,970.82
Step by Step Solution
- Step 1: Write the proportion equation
950,711.90 : 1,311,983.33 = 520,992.99 : x - Step 2: Convert to fraction form
950,711.90/1,311,983.33 = 520,992.99/x - Step 3: Cross multiply
950,711.90x = 1,311,983.33 × 520,992.99 - Step 4: Simplify right side
950,711.90x = 683,534,115,321.89 - Step 5: Solve for x
x = 683,534,115,321.89/950,711.90 - Step 6: Final answer
x = 718,970.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.