Finding the Fourth Proportional to 567,980.01, 783,799.79 and 313,331.13
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Solution
The fourth proportional to 567,980.01, 783,799.79 and 313,331.13 is: 432,389.99
Step by Step Solution
- Step 1: Write the proportion equation
567,980.01 : 783,799.79 = 313,331.13 : x - Step 2: Convert to fraction form
567,980.01/783,799.79 = 313,331.13/x - Step 3: Cross multiply
567,980.01x = 783,799.79 × 313,331.13 - Step 4: Simplify right side
567,980.01x = 245,588,868,408.81 - Step 5: Solve for x
x = 245,588,868,408.81/567,980.01 - Step 6: Final answer
x = 432,389.99
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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.