Finding the Fourth Proportional to 968,982.06, 1,337,182.18 and 539,262.08
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Solution
The fourth proportional to 968,982.06, 1,337,182.18 and 539,262.08 is: 744,174.40
Step by Step Solution
- Step 1: Write the proportion equation
968,982.06 : 1,337,182.18 = 539,262.08 : x - Step 2: Convert to fraction form
968,982.06/1,337,182.18 = 539,262.08/x - Step 3: Cross multiply
968,982.06x = 1,337,182.18 × 539,262.08 - Step 4: Simplify right side
968,982.06x = 721,091,643,725.73 - Step 5: Solve for x
x = 721,091,643,725.73/968,982.06 - Step 6: Final answer
x = 744,174.40
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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.