Finding the Fourth Proportional to 669,601.08, 1,004,465.41 and 220,325.67
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Solution
The fourth proportional to 669,601.08, 1,004,465.41 and 220,325.67 is: 330,509.49
Step by Step Solution
- Step 1: Write the proportion equation
669,601.08 : 1,004,465.41 = 220,325.67 : x - Step 2: Convert to fraction form
669,601.08/1,004,465.41 = 220,325.67/x - Step 3: Cross multiply
669,601.08x = 1,004,465.41 × 220,325.67 - Step 4: Simplify right side
669,601.08x = 221,309,513,899.26 - Step 5: Solve for x
x = 221,309,513,899.26/669,601.08 - Step 6: Final answer
x = 330,509.49
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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.