Finding the Fourth Proportional to 586,522.79, 880,406.31 and 519,489.98
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Solution
The fourth proportional to 586,522.79, 880,406.31 and 519,489.98 is: 779,785.99
Step by Step Solution
- Step 1: Write the proportion equation
586,522.79 : 880,406.31 = 519,489.98 : x - Step 2: Convert to fraction form
586,522.79/880,406.31 = 519,489.98/x - Step 3: Cross multiply
586,522.79x = 880,406.31 × 519,489.98 - Step 4: Simplify right side
586,522.79x = 457,362,251,971.74 - Step 5: Solve for x
x = 457,362,251,971.74/586,522.79 - Step 6: Final answer
x = 779,785.99
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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.