Finding the Fourth Proportional to 867,799.12, 1,197,682.04 and 523,652.80
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Solution
The fourth proportional to 867,799.12, 1,197,682.04 and 523,652.80 is: 722,712.83
Step by Step Solution
- Step 1: Write the proportion equation
867,799.12 : 1,197,682.04 = 523,652.80 : x - Step 2: Convert to fraction form
867,799.12/1,197,682.04 = 523,652.80/x - Step 3: Cross multiply
867,799.12x = 1,197,682.04 × 523,652.80 - Step 4: Simplify right side
867,799.12x = 627,169,553,755.71 - Step 5: Solve for x
x = 627,169,553,755.71/867,799.12 - Step 6: Final answer
x = 722,712.83
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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.