Finding the Fourth Proportional to 519,041.84, 778,320.84 and 269,656.88
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Solution
The fourth proportional to 519,041.84, 778,320.84 and 269,656.88 is: 404,359.64
Step by Step Solution
- Step 1: Write the proportion equation
519,041.84 : 778,320.84 = 269,656.88 : x - Step 2: Convert to fraction form
519,041.84/778,320.84 = 269,656.88/x - Step 3: Cross multiply
519,041.84x = 778,320.84 × 269,656.88 - Step 4: Simplify right side
519,041.84x = 209,879,569,353.38 - Step 5: Solve for x
x = 209,879,569,353.38/519,041.84 - Step 6: Final answer
x = 404,359.64
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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.