Finding the Fourth Proportional to 519,708.74, 779,590.60 and 164,750.44
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Solution
The fourth proportional to 519,708.74, 779,590.60 and 164,750.44 is: 247,134.37
Step by Step Solution
- Step 1: Write the proportion equation
519,708.74 : 779,590.60 = 164,750.44 : x - Step 2: Convert to fraction form
519,708.74/779,590.60 = 164,750.44/x - Step 3: Cross multiply
519,708.74x = 779,590.60 × 164,750.44 - Step 4: Simplify right side
519,708.74x = 128,437,893,934.10 - Step 5: Solve for x
x = 128,437,893,934.10/519,708.74 - Step 6: Final answer
x = 247,134.37
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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.