Finding the Fourth Proportional to 963,873.35, 1,330,291.76 and 615,164.21
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Solution
The fourth proportional to 963,873.35, 1,330,291.76 and 615,164.21 is: 849,020.13
Step by Step Solution
- Step 1: Write the proportion equation
963,873.35 : 1,330,291.76 = 615,164.21 : x - Step 2: Convert to fraction form
963,873.35/1,330,291.76 = 615,164.21/x - Step 3: Cross multiply
963,873.35x = 1,330,291.76 × 615,164.21 - Step 4: Simplify right side
963,873.35x = 818,347,879,609.91 - Step 5: Solve for x
x = 818,347,879,609.91/963,873.35 - Step 6: Final answer
x = 849,020.13
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.