Finding the Fourth Proportional to 960,739.08, 1,325,825.13 and 525,157.02
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Solution
The fourth proportional to 960,739.08, 1,325,825.13 and 525,157.02 is: 724,719.53
Step by Step Solution
- Step 1: Write the proportion equation
960,739.08 : 1,325,825.13 = 525,157.02 : x - Step 2: Convert to fraction form
960,739.08/1,325,825.13 = 525,157.02/x - Step 3: Cross multiply
960,739.08x = 1,325,825.13 × 525,157.02 - Step 4: Simplify right side
960,739.08x = 696,266,374,311.91 - Step 5: Solve for x
x = 696,266,374,311.91/960,739.08 - Step 6: Final answer
x = 724,719.53
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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.