Finding the Fourth Proportional to 589,296.11, 813,207.06 and 360,237.02
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Solution
The fourth proportional to 589,296.11, 813,207.06 and 360,237.02 is: 497,113.90
Step by Step Solution
- Step 1: Write the proportion equation
589,296.11 : 813,207.06 = 360,237.02 : x - Step 2: Convert to fraction form
589,296.11/813,207.06 = 360,237.02/x - Step 3: Cross multiply
589,296.11x = 813,207.06 × 360,237.02 - Step 4: Simplify right side
589,296.11x = 292,947,283,871.33 - Step 5: Solve for x
x = 292,947,283,871.33/589,296.11 - Step 6: Final answer
x = 497,113.90
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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.