Finding the Fourth Proportional to 596,419.18, 822,744.86 and 354,529.68
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Solution
The fourth proportional to 596,419.18, 822,744.86 and 354,529.68 is: 489,064.54
Step by Step Solution
- Step 1: Write the proportion equation
596,419.18 : 822,744.86 = 354,529.68 : x - Step 2: Convert to fraction form
596,419.18/822,744.86 = 354,529.68/x - Step 3: Cross multiply
596,419.18x = 822,744.86 × 354,529.68 - Step 4: Simplify right side
596,419.18x = 291,687,471,937.45 - Step 5: Solve for x
x = 291,687,471,937.45/596,419.18 - Step 6: Final answer
x = 489,064.54
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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.