Finding the Fourth Proportional to 1,477,596.98, 2,216,395.74 and 355,665.98
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Solution
The fourth proportional to 1,477,596.98, 2,216,395.74 and 355,665.98 is: 533,499.03
Step by Step Solution
- Step 1: Write the proportion equation
1,477,596.98 : 2,216,395.74 = 355,665.98 : x - Step 2: Convert to fraction form
1,477,596.98/2,216,395.74 = 355,665.98/x - Step 3: Cross multiply
1,477,596.98x = 2,216,395.74 × 355,665.98 - Step 4: Simplify right side
1,477,596.98x = 788,296,562,934.93 - Step 5: Solve for x
x = 788,296,562,934.93/1,477,596.98 - Step 6: Final answer
x = 533,499.03
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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.