Finding the Fourth Proportional to 803,699.96, 1,205,550.14 and 626,339.84
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Solution
The fourth proportional to 803,699.96, 1,205,550.14 and 626,339.84 is: 939,509.92
Step by Step Solution
- Step 1: Write the proportion equation
803,699.96 : 1,205,550.14 = 626,339.84 : x - Step 2: Convert to fraction form
803,699.96/1,205,550.14 = 626,339.84/x - Step 3: Cross multiply
803,699.96x = 1,205,550.14 × 626,339.84 - Step 4: Simplify right side
803,699.96x = 755,084,081,799.58 - Step 5: Solve for x
x = 755,084,081,799.58/803,699.96 - Step 6: Final answer
x = 939,509.92
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1.5x scale
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.