Finding the Fourth Proportional to 791,302.86, 1,185,601.98 and 565,509.70
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Solution
The fourth proportional to 791,302.86, 1,185,601.98 and 565,509.70 is: 847,298.11
Step by Step Solution
- Step 1: Write the proportion equation
791,302.86 : 1,185,601.98 = 565,509.70 : x - Step 2: Convert to fraction form
791,302.86/1,185,601.98 = 565,509.70/x - Step 3: Cross multiply
791,302.86x = 1,185,601.98 × 565,509.70 - Step 4: Simplify right side
791,302.86x = 670,469,420,029.21 - Step 5: Solve for x
x = 670,469,420,029.21/791,302.86 - Step 6: Final answer
x = 847,298.11
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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.