Finding the Fourth Proportional to 540,371.93, 810,556.74 and 507,488.99
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Solution
The fourth proportional to 540,371.93, 810,556.74 and 507,488.99 is: 761,232.40
Step by Step Solution
- Step 1: Write the proportion equation
540,371.93 : 810,556.74 = 507,488.99 : x - Step 2: Convert to fraction form
540,371.93/810,556.74 = 507,488.99/x - Step 3: Cross multiply
540,371.93x = 810,556.74 × 507,488.99 - Step 4: Simplify right side
540,371.93x = 411,348,617,267.51 - Step 5: Solve for x
x = 411,348,617,267.51/540,371.93 - Step 6: Final answer
x = 761,232.40
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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.