Finding the Fourth Proportional to 810,950.94, 1,118,866.50 and 565,929.18
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Solution
The fourth proportional to 810,950.94, 1,118,866.50 and 565,929.18 is: 780,810.74
Step by Step Solution
- Step 1: Write the proportion equation
810,950.94 : 1,118,866.50 = 565,929.18 : x - Step 2: Convert to fraction form
810,950.94/1,118,866.50 = 565,929.18/x - Step 3: Cross multiply
810,950.94x = 1,118,866.50 × 565,929.18 - Step 4: Simplify right side
810,950.94x = 633,199,200,874.47 - Step 5: Solve for x
x = 633,199,200,874.47/810,950.94 - Step 6: Final answer
x = 780,810.74
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.