Finding the Fourth Proportional to 519,251.70, 778,877.55 and 294,525.30
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Solution
The fourth proportional to 519,251.70, 778,877.55 and 294,525.30 is: 441,787.95
Step by Step Solution
- Step 1: Write the proportion equation
519,251.70 : 778,877.55 = 294,525.30 : x - Step 2: Convert to fraction form
519,251.70/778,877.55 = 294,525.30/x - Step 3: Cross multiply
519,251.70x = 778,877.55 × 294,525.30 - Step 4: Simplify right side
519,251.70x = 229,399,144,077.02 - Step 5: Solve for x
x = 229,399,144,077.02/519,251.70 - Step 6: Final answer
x = 441,787.95
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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.