Finding the Fourth Proportional to 773,603.36, 1,067,649.36 and 519,483.68
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Solution
The fourth proportional to 773,603.36, 1,067,649.36 and 519,483.68 is: 716,939.00
Step by Step Solution
- Step 1: Write the proportion equation
773,603.36 : 1,067,649.36 = 519,483.68 : x - Step 2: Convert to fraction form
773,603.36/1,067,649.36 = 519,483.68/x - Step 3: Cross multiply
773,603.36x = 1,067,649.36 × 519,483.68 - Step 4: Simplify right side
773,603.36x = 554,626,418,482.45 - Step 5: Solve for x
x = 554,626,418,482.45/773,603.36 - Step 6: Final answer
x = 716,939.00
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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.