Finding the Fourth Proportional to 963,313.07, 1,329,415.79 and 533,593.14
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Solution
The fourth proportional to 963,313.07, 1,329,415.79 and 533,593.14 is: 736,382.77
Step by Step Solution
- Step 1: Write the proportion equation
963,313.07 : 1,329,415.79 = 533,593.14 : x - Step 2: Convert to fraction form
963,313.07/1,329,415.79 = 533,593.14/x - Step 3: Cross multiply
963,313.07x = 1,329,415.79 × 533,593.14 - Step 4: Simplify right side
963,313.07x = 709,367,143,083.72 - Step 5: Solve for x
x = 709,367,143,083.72/963,313.07 - Step 6: Final answer
x = 736,382.77
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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.