Finding the Fourth Proportional to 1,030,338.36, 1,545,332.58 and 272,188.08
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Solution
The fourth proportional to 1,030,338.36, 1,545,332.58 and 272,188.08 is: 408,235.90
Step by Step Solution
- Step 1: Write the proportion equation
1,030,338.36 : 1,545,332.58 = 272,188.08 : x - Step 2: Convert to fraction form
1,030,338.36/1,545,332.58 = 272,188.08/x - Step 3: Cross multiply
1,030,338.36x = 1,545,332.58 × 272,188.08 - Step 4: Simplify right side
1,030,338.36x = 420,621,107,911.65 - Step 5: Solve for x
x = 420,621,107,911.65/1,030,338.36 - Step 6: Final answer
x = 408,235.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.