Finding the Fourth Proportional to 519,932.88, 779,926.98 and 164,974.68
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Solution
The fourth proportional to 519,932.88, 779,926.98 and 164,974.68 is: 247,470.80
Step by Step Solution
- Step 1: Write the proportion equation
519,932.88 : 779,926.98 = 164,974.68 : x - Step 2: Convert to fraction form
519,932.88/779,926.98 = 164,974.68/x - Step 3: Cross multiply
519,932.88x = 779,926.98 × 164,974.68 - Step 4: Simplify right side
519,932.88x = 128,668,203,948.87 - Step 5: Solve for x
x = 128,668,203,948.87/519,932.88 - Step 6: Final answer
x = 247,470.80
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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.