Finding the Fourth Proportional to 761,160.72, 1,049,406 and 654,872.48
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Solution
The fourth proportional to 761,160.72, 1,049,406 and 654,872.48 is: 902,867.28
Step by Step Solution
- Step 1: Write the proportion equation
761,160.72 : 1,049,406 = 654,872.48 : x - Step 2: Convert to fraction form
761,160.72/1,049,406 = 654,872.48/x - Step 3: Cross multiply
761,160.72x = 1,049,406 × 654,872.48 - Step 4: Simplify right side
761,160.72x = 687,227,109,746.88 - Step 5: Solve for x
x = 687,227,109,746.88/761,160.72 - Step 6: Final answer
x = 902,867.28
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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.