Finding the Fourth Proportional to 734,955.49, 1,014,319.83 and 429,107.05
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Solution
The fourth proportional to 734,955.49, 1,014,319.83 and 429,107.05 is: 592,215.17
Step by Step Solution
- Step 1: Write the proportion equation
734,955.49 : 1,014,319.83 = 429,107.05 : x - Step 2: Convert to fraction form
734,955.49/1,014,319.83 = 429,107.05/x - Step 3: Cross multiply
734,955.49x = 1,014,319.83 × 429,107.05 - Step 4: Simplify right side
734,955.49x = 435,251,790,007.80 - Step 5: Solve for x
x = 435,251,790,007.80/734,955.49 - Step 6: Final answer
x = 592,215.17
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.