Finding the Fourth Proportional to 992,624.16, 1,488,955.68 and 282,670.44
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Solution
The fourth proportional to 992,624.16, 1,488,955.68 and 282,670.44 is: 424,011.20
Step by Step Solution
- Step 1: Write the proportion equation
992,624.16 : 1,488,955.68 = 282,670.44 : x - Step 2: Convert to fraction form
992,624.16/1,488,955.68 = 282,670.44/x - Step 3: Cross multiply
992,624.16x = 1,488,955.68 × 282,670.44 - Step 4: Simplify right side
992,624.16x = 420,883,757,206.10 - Step 5: Solve for x
x = 420,883,757,206.10/992,624.16 - Step 6: Final answer
x = 424,011.20
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1.5x scale
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.