Finding the Fourth Proportional to 734,246.16, 1,101,369.30 and 260,950.20
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Solution
The fourth proportional to 734,246.16, 1,101,369.30 and 260,950.20 is: 391,425.32
Step by Step Solution
- Step 1: Write the proportion equation
734,246.16 : 1,101,369.30 = 260,950.20 : x - Step 2: Convert to fraction form
734,246.16/1,101,369.30 = 260,950.20/x - Step 3: Cross multiply
734,246.16x = 1,101,369.30 × 260,950.20 - Step 4: Simplify right side
734,246.16x = 287,402,539,108.86 - Step 5: Solve for x
x = 287,402,539,108.86/734,246.16 - Step 6: Final answer
x = 391,425.32
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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.