Finding the Fourth Proportional to 838,727.13, 1,258,461.08 and 650,820.09
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Solution
The fourth proportional to 838,727.13, 1,258,461.08 and 650,820.09 is: 976,517.54
Step by Step Solution
- Step 1: Write the proportion equation
838,727.13 : 1,258,461.08 = 650,820.09 : x - Step 2: Convert to fraction form
838,727.13/1,258,461.08 = 650,820.09/x - Step 3: Cross multiply
838,727.13x = 1,258,461.08 × 650,820.09 - Step 4: Simplify right side
838,727.13x = 819,031,753,347.10 - Step 5: Solve for x
x = 819,031,753,347.10/838,727.13 - Step 6: Final answer
x = 976,517.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.