Finding the Fourth Proportional to 705,539.16, 973,798.02 and 433,840.80
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Solution
The fourth proportional to 705,539.16, 973,798.02 and 433,840.80 is: 598,794.99
Step by Step Solution
- Step 1: Write the proportion equation
705,539.16 : 973,798.02 = 433,840.80 : x - Step 2: Convert to fraction form
705,539.16/973,798.02 = 433,840.80/x - Step 3: Cross multiply
705,539.16x = 973,798.02 × 433,840.80 - Step 4: Simplify right side
705,539.16x = 422,473,312,035.22 - Step 5: Solve for x
x = 422,473,312,035.22/705,539.16 - Step 6: Final answer
x = 598,794.99
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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.