Finding the Fourth Proportional to 971,246.70, 1,456,979.40 and 297,322.65
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Solution
The fourth proportional to 971,246.70, 1,456,979.40 and 297,322.65 is: 446,017.45
Step by Step Solution
- Step 1: Write the proportion equation
971,246.70 : 1,456,979.40 = 297,322.65 : x - Step 2: Convert to fraction form
971,246.70/1,456,979.40 = 297,322.65/x - Step 3: Cross multiply
971,246.70x = 1,456,979.40 × 297,322.65 - Step 4: Simplify right side
971,246.70x = 433,192,976,203.41 - Step 5: Solve for x
x = 433,192,976,203.41/971,246.70 - Step 6: Final answer
x = 446,017.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.