Finding the Fourth Proportional to 744,356.70, 1,116,535.05 and 534,404.70
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Solution
The fourth proportional to 744,356.70, 1,116,535.05 and 534,404.70 is: 801,607.05
Step by Step Solution
- Step 1: Write the proportion equation
744,356.70 : 1,116,535.05 = 534,404.70 : x - Step 2: Convert to fraction form
744,356.70/1,116,535.05 = 534,404.70/x - Step 3: Cross multiply
744,356.70x = 1,116,535.05 × 534,404.70 - Step 4: Simplify right side
744,356.70x = 596,681,578,434.74 - Step 5: Solve for x
x = 596,681,578,434.74/744,356.70 - Step 6: Final answer
x = 801,607.05
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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.